2018 CHEVROLET Tahoe

These recalls apply to the make, model, and year of your car – and should be fixed as soon as possible.

3 Recalls for 2018 CHEVROLET Tahoe

Recall Date Component Summary
October 24, 2019 ELECTRONIC STABILITY CONTROL | SERVICE BRAKES | SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR

General Motors LLC (GM) is recalling certain 2015-2020 Chevrolet Suburban, Tahoe, and GMC Yukon, and 2014-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles equipped with a 5.3-liter engine, a 3.08-ratio rear axle and four-wheel drive. If a wheel-speed sensor fails, while the vehicle is traveling between 41 and 60 mph in four-wheel or automatic mode, the Electronic-Brake Control Module (EBCM) software may activate the driveline-protection system.

Remedy:

GM will notify owners, and dealers will reprogram the EBCM, free of charge. The recall began December 11, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438 or GMC customer service at 1-800-462-8782. GM’s number for this recall is N192261050.

September 6, 2019 SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

General Motors LLC (GM) is recalling certain 2015-2017 Cadillac Escalade, 2014-2018 Chevrolet Silverado, GMC Sierra, 2015-2018 Chevrolet Suburban, Tahoe, GMC Yukon vehicles. The amount of vacuum created by the vacuum pump may decrease over time.

Remedy:

GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began October 8, 2019. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM’s number for this recall is N192268490.

October 1, 2020 SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

General Motors LLC (GM) is recalling certain 2018 Cadillac Escalade, Chevrolet Silverado 1500 and Tahoe, GMC Sierra 1500 and Yukon vehicles equipped with either a 5.3L or 6.2L V8 engine. The output of the mechanical vacuum pump can decrease over time, decreasing the amount of vacuum/power brake assist.

Remedy:

GM will notify owners, and dealers will reprogram the Electronic Brake Control Module, free of charge. The recall began November 11, 2020. Owners may contact GM customer service at 1-866-522-9559, Cadillac customer service at 1-800-458-8006 or Chevrolet customer service at 1-800-630-2438. GM’s number for this recall is N202300860.

These are complaints about vehicles like yours and some can only be found here. Do they sound familiar?

0 Complaints sent to the Center for Auto Safety for 2018 CHEVROLET Tahoe

skip to NHTSA complaints

Date Component  

28 Complaints submitted to NHTSA for 2018 CHEVROLET Tahoe

skip to CAS complaints

Date Component  
STEERING | SUSPENSION
ODI Number: 11378433
STEERING
ODI Number: 11377606
POWER TRAIN
ODI Number: 11375701
FUEL/PROPULSION SYSTEM
ODI Number: 11365260
ENGINE | SERVICE BRAKES | UNKNOWN OR OTHER
ODI Number: 11339970
STEERING
ODI Number: 11324164
STEERING
ODI Number: 11324804
SERVICE BRAKES
ODI Number: 11316508
AIR BAGS
ODI Number: 11316766
STRUCTURE:BODY | UNKNOWN OR OTHER
ODI Number: 11317261
SERVICE BRAKES
ODI Number: 11307711
UNKNOWN OR OTHER
ODI Number: 11301313
UNKNOWN OR OTHER
ODI Number: 11297190
EXTERIOR LIGHTING
ODI Number: 11290312
ELECTRICAL SYSTEM
ODI Number: 11279178
ELECTRICAL SYSTEM
ODI Number: 11205293
ELECTRICAL SYSTEM
ODI Number: 11156911
ELECTRICAL SYSTEM | UNKNOWN OR OTHER
ODI Number: 11142877
EXTERIOR LIGHTING | UNKNOWN OR OTHER
ODI Number: 11142873
UNKNOWN OR OTHER
ODI Number: 11074450
UNKNOWN OR OTHER
ODI Number: 11175005
SEATS
ODI Number: 11165502
SERVICE BRAKES
ODI Number: 11166370
VEHICLE SPEED CONTROL
ODI Number: 11163190
FUEL/PROPULSION SYSTEM
ODI Number: 11124121
UNKNOWN OR OTHER
ODI Number: 11123002
UNKNOWN OR OTHER
ODI Number: 11039710
ELECTRICAL SYSTEM
ODI Number: 11365700
Is the government investigating the safety of your vehicle? Find out here.

0 Investigations for 2018 CHEVROLET Tahoe

Date Opened Date Closed Component  
Manufacturers tell dealers about repairs for on your car. But they won’t tell you – unless you know to ask. Knowledge is power.

1141 Service Alerts for 2018 CHEVROLET Tahoe

Date Description
July 18, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 26, 2022 100000 POWER TRAIN

This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information on Warranty Administration ⿿ Required Operating Procedures – 8 Points (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 21, 2022 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 21, 2022 061700 ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR

This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 24, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 27, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 27, 2022 138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 27, 2022 350000 EQUIPMENT

This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 21, 2022 350000 EQUIPMENT

This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 28, 2022 350000 EQUIPMENT

This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 13, 2022 357400 EQUIPMENT:APPLIANCE:ELECTRIC WATER HEATER

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 16, 2022 060000 ENGINE (PWS)

This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without R

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 29, 2022 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 22, 2022 134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer’s sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2022 100000 POWER TRAIN

This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 9, 2022 110000 ELECTRICAL SYSTEM

This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2022 280000 BACK OVER PREVENTION

This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 28, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 10, 2022 030000 BRAKES (PWS)

This service bulletin provides information for tire pressure monitoring (TPM) system concerns.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2022 090000 FUEL SYSTEM, OTHER

This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 31, 2022 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2022 160000 STRUCTURE

This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2022 350000 EQUIPMENT

This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 4, 2022 350000 EQUIPMENT

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 4, 2022 070000 FUEL SYSTEM, GASOLINE

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 4, 2022 080000 FUEL SYSTEM, DIESEL

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 4, 2022 199000 TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 6, 2022 200000 WHEELS

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 12, 2022 117100 ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 1, 2022 010000 STEERING

This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 1, 2022 350000 EQUIPMENT

This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 19, 2022 350000 EQUIPMENT

This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 19, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 28, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 18, 2022 118520 ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS

This service bulletin provides information for dealers/technicians on Stone Chip/Membrane Damage, Broken Connector and/or Sensor Retaining Tabs, and/or Paint Damage of Park Assist Sensors.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 11, 2022 061520 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN

This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2021 116000 ELECTRICAL SYSTEM:IGNITION

This service bulletin provides repair information to correct a customer concern of passive entry and passive starting functions are always inoperative on one, or both, of the RKE Fobs, possible various DIC messages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides repair information to correct a customer concern of passive entry and passive starting functions are always inoperative on one, or both, of the RKE Fobs, possible various DIC messages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 21, 2022 092100 FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP

This information bulletin advised the tech of possible use of low fuel quality and the possible ramifications in performance in regards to the customers concerns.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 16, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 19, 2022 100000 POWER TRAIN

This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 16, 2022 060000 ENGINE AND ENGINE COOLING

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 16, 2022 070000 FUEL SYSTEM, GASOLINE

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 16, 2022 080000 FUEL SYSTEM, DIESEL

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 16, 2022 200000 WHEELS

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 16, 2022 030000 BRAKES (PWS)

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2021 053000 PARKING BRAKE:INDICATOR LIGHT

This service bulletin provides repair information to correct a customer concern of passive entry and passive starting functions are always inoperative on one, or both, of the RKE Fobs, possible various DIC messages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2021 103300 POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

This service bulletin provides repair information to correct a customer concern of passive entry and passive starting functions are always inoperative on one, or both, of the RKE Fobs, possible various DIC messages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 18, 2022 060000 ENGINE (PWS)

This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2022 030000 BRAKES (PWS)

This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 18, 2022 100000 POWER TRAIN

This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 11, 2022 200000 WHEELS

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 12, 2022 060000 ENGINE AND ENGINE COOLING

This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 6, 2022 980000 UNKNOWN OR OTHER

This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 6, 2022 061520 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN

This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 9, 2021 060000 ENGINE AND ENGINE COOLING

This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 9, 2021 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 19, 2022 134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer’s sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 19, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 13, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 2, 2022 353000 EQUIPMENT:ELECTRICAL

This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 2, 2022 060000 ENGINE (PWS)

This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 28, 2022 100000 POWER TRAIN

This technical bulletin provides a procedure to clear the codes and test the Tcase if found that the customer has tried to shift the t-case from 4lo to Hi gears while driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2022 190000 TIRES

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2022 200000 WHEELS

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 20, 2022 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 20, 2022 350000 EQUIPMENT

This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 22, 2017 350000 EQUIPMENT

This informational bulletin provides information to dealership personnel on automatic transmission shift and engine drivability concerns and/or MIL ON due to aftermarket oil bath air filter use.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 22, 2017 060000 ENGINE (PWS)

This informational bulletin provides information to dealership personnel on automatic transmission shift and engine drivability concerns and/or MIL ON due to aftermarket oil bath air filter use.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 30, 2017 350000 EQUIPMENT

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 30, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that e

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 21, 2017 350000 EQUIPMENT

This technical bulletin provides repair information for installing a new stabilizer shaft bracket to correct a customer concern of on a clunking noise originating from the front of the vehicle that is more predominant during turns or travel

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 17, 2017 060000 ENGINE (PWS)

This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 27, 2017 350000 EQUIPMENT

This informational bulletin provides information on Wireless Charging Module Diagnosis and cell phone compatibility.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 13, 2022 350000 EQUIPMENT

This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 7, 2022 160000 STRUCTURE

This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 7, 2022 161100 STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 28, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 5, 2022 980000 UNKNOWN OR OTHER

This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 31, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2022 200000 WHEELS

This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2022 350000 EQUIPMENT

This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 30, 2022 350000 EQUIPMENT

This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 29, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 30, 2022 980000 UNKNOWN OR OTHER

This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 16, 2022 060000 ENGINE AND ENGINE COOLING

This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 16, 2022 070000 FUEL SYSTEM, GASOLINE

This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 3, 2022 100000 POWER TRAIN

This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated – DTC P0333 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 3, 2022 110000 ELECTRICAL SYSTEM

This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated – DTC P0333 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 3, 2022 054100 PARKING BRAKE:ELECTRICAL:CONTROL MODULE

This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated – DTC P0333 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 4, 2022 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the radio amplifier antenna if there is a condition of Poor Remote Keyless Entry (RKE) Fob or Passive Unlocking Range due to a internal concerns within the antenna.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 10, 2022 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 2, 2022 060000 ENGINE AND ENGINE COOLING

Information bulletin explains a possible coolant leak coming from the cylinder head bolt areas.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 3, 2022 190000 TIRES

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 3, 2022 200000 WHEELS

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 18, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about how to diagnosis a battery draw that may be caused by a module back feeding voltage in the ignition relay circuits making the vehicle think it is still

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2022 110000 ELECTRICAL SYSTEM

This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 18, 2022 346000 COMMUNICATION:MANUFACTURER TELEMATICS

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 14, 2022 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2022 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2022 140000 AIR BAGS

This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 18, 2022 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the calipe

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 6, 2022 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about being to achieve pre-load when setting up the pinion bearing pre-loads during reassembly of the 9.5/9.76 inch rear axles. Technician will need to use pi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 10, 2021 100000 POWER TRAIN

This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 10, 2021 103210 POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY

This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2021 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 – P0308 and/or P050D

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 8, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 8, 2021 350000 EQUIPMENT

This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 8, 2021 190000 TIRES

This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 8, 2021 200000 WHEELS

This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 5, 2021 356230 EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING

This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 22, 2021 118000 ELECTRICAL SYSTEM:SOFTWARE

This technical bulletin provides a procedure to reset the DTCs and take the vehicle for a test drive to verify the codes do not return.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 22, 2021 061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

This technical bulletin provides a procedure to reset the DTCs and take the vehicle for a test drive to verify the codes do not return.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 11, 2021 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 11, 2021 103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

This Technical bulletin provides a repair to correct a condition of Shudder/Surging While Driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 23, 2021 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 23, 2021 100000 POWER TRAIN

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 6, 2021 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 6, 2021 060000 ENGINE (PWS)

This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 4, 2021 220000 SEATS

This technical bulletin provides repair information to correct a customer concern of carpet damage, seat mounting stud wear through, hole in second row (Intermediate) carpet.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 2, 2021 060000 ENGINE (PWS)

This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without R

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2020 060000 ENGINE AND ENGINE COOLING

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2020 350000 EQUIPMENT

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 8, 2020 350000 EQUIPMENT

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 16, 2020 350000 EQUIPMENT

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2021 021300 SUSPENSION:FRONT:SHOCK ABSORBER

This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2021 021400 SUSPENSION:FRONT:MACPHERSON STRUT

This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2021 350000 EQUIPMENT

This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 9, 2021 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 21, 2021 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 16, 2020 350000 EQUIPMENT

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2020 350000 EQUIPMENT

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 8, 2020 350000 EQUIPMENT

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 8, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 26, 2021 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. This concern will only occur when the temperatures is below 32 degrees Fahrenheit a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 25, 2021 110000 ELECTRICAL SYSTEM

This Preliminary information communication provides information to the technician about vehicles with the rear body fuse block with a loose fuse connection. Technician will need to check terminal tension on the rear fuse block. Technician w

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2021 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2021 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto M

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 350000 EQUIPMENT

This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto M

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2020 138220 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT

This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 16, 2021 192000 TIRES:SIDEWALL

This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2021 353710 EQUIPMENT:ELECTRICAL:ACCESSORY GENERATOR:CONTROLS

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 21, 2021 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 21, 2021 140000 AIR BAGS

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 21, 2021 118420 ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS

This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2021 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2021 140000 AIR BAGS

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2021 210000 TRAILER HITCHES

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 3, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 28, 2021 350000 EQUIPMENT

This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 7, 2021 350000 EQUIPMENT

This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 7, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2021 102000 POWER TRAIN:MANUAL TRANSMISSION

This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2021 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2021 350000 EQUIPMENT

This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 21, 2021 350000 EQUIPMENT

This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 21, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 27, 2021 350000 EQUIPMENT

This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 17, 2021 350000 EQUIPMENT

This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 17, 2021 350000 EQUIPMENT

This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 3, 2021 350000 EQUIPMENT

This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 28, 2021 132000 VISIBILITY:GLASS, SIDE/REAR

This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 28, 2021 160000 STRUCTURE

This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 7, 2021 100000 POWER TRAIN

This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2021 280000 BACK OVER PREVENTION

This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 21, 2021 120000 EXTERIOR LIGHTING

This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 25, 2021 071410 FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER

This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 060000 ENGINE (PWS)

This service bulletin provides diagnostic information for a customer concern of engine vibration.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 16, 2021 130000 VISIBILITY

This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 110000 ELECTRICAL SYSTEM

This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 060000 ENGINE (PWS)

This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 25, 2021 110000 ELECTRICAL SYSTEM

This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 6, 2021 350000 EQUIPMENT

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 21, 2021 350000 EQUIPMENT

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides diagnostic information for a customer concern of engine vibration.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 6, 2021 190000 TIRES

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 21, 2021 350000 EQUIPMENT

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 14, 2021 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 25, 2021 020000 SUSPENSION

This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 25, 2021 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 12, 2021 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 12, 2021 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 7, 2021 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 9, 2021 020000 SUSPENSION

This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 6, 2021 350000 EQUIPMENT

This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 22, 2021 060000 ENGINE (PWS)

This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 6, 2021 350000 EQUIPMENT

This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 23, 2021 350000 EQUIPMENT

This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and that it is considered a normal condition.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 30, 2021 100000 POWER TRAIN

This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 16, 2021 353000 EQUIPMENT:ELECTRICAL

This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RP

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 8, 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 7, 2021 350000 EQUIPMENT

This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 13, 2021 350000 EQUIPMENT

This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 12, 2021 200000 WHEELS

This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2021 350000 EQUIPMENT

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2021 110000 ELECTRICAL SYSTEM

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 11, 2021 060000 ENGINE AND ENGINE COOLING

This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global War

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 11, 2021 100000 POWER TRAIN

This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global War

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 30, 2021 350000 EQUIPMENT

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 10, 2021 160000 STRUCTURE

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 29, 2021 350000 EQUIPMENT

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 11, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on proper use of floor mats.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 17, 2021 350000 EQUIPMENT

This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 8, 2021 010000 STEERING

This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 30, 2021 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 26, 2021 134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer’s sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2021 110000 ELECTRICAL SYSTEM

This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2021 061560 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR

This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 30, 2021 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 021300 SUSPENSION:FRONT:SHOCK ABSORBER

Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to un

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 021400 SUSPENSION:FRONT:MACPHERSON STRUT

Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to un

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 022400 SUSPENSION:REAR:SHOCK ABSORBER

Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to un

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 350000 EQUIPMENT

Rear View Camera Guidelines Not Present at Times Condition Some customers may report that the Rear View Camera (RVC) guidelines are temporarily not available at times but the RVC will remain on during the concern. Additionally, no relat

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY

Rear View Camera Guidelines Not Present at Times Condition Some customers may report that the Rear View Camera (RVC) guidelines are temporarily not available at times but the RVC will remain on during the concern. Additionally, no relat

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Rear View Camera Guidelines Not Present at Times Condition Some customers may report that the Rear View Camera (RVC) guidelines are temporarily not available at times but the RVC will remain on during the concern. Additionally, no relat

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 350000 EQUIPMENT

Essential Tools that Include Consumable Parts (U.S. Only)

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY

Essential Tools that Include Consumable Parts (U.S. Only)

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct battery cold cranking amperage (CCA) ratings and type are critical for proper test results when using the EL-50313. Access

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 350000 EQUIPMENT

Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct battery cold cranking amperage (CCA) ratings and type are critical for proper test results when using the EL-50313. Access

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY

Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct battery cold cranking amperage (CCA) ratings and type are critical for proper test results when using the EL-50313. Access

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

IPC Odometer Programming Method Quick Reference Guide

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2017 117110 ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER:SENSOR/SENDING UNIT

IPC Odometer Programming Method Quick Reference Guide

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 11, 2020 190000 TIRES

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2018 162620 STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT

This Preliminary information communicates if the liftglass will not open using keyless entry to verify Valet Mode is not enabled.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2020 130000 VISIBILITY

This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2021 103200 POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT

This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2021 160000 STRUCTURE

This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 22, 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This technical bulletin provides a procedure to reset the DTCs and take the vehicle for a test drive to verify the codes do not return.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2020 350000 EQUIPMENT

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 22, 2021 060000 ENGINE (PWS)

This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2020 280000 BACK OVER PREVENTION

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 8, 2020 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information on Warranty Administration ? Required Operating Procedures – 8 Points (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 16, 2020 061500 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 11, 2019 041100 SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL/VALVE

N182202780 01 – Special Coverage. Certain Vehicles may have a condition where customers may experience increased brake pedal effort, hardbrake pedal, and/or potentially increased stopping distance. The condition is more prevalent at low s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 100000 POWER TRAIN

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the calipe

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 30, 2020 350000 EQUIPMENT

This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 30, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2020 190000 TIRES

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 3, 2020 100000 POWER TRAIN

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 060000 ENGINE AND ENGINE COOLING

This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto M

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 8, 2018 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This technical bulletin provides a procedure to replace the dehydrator to correct the condition of A/C Inoperative and/or Insufficient Cooling due to the seals going bad within the part.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2020 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2020 138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 100000 POWER TRAIN

This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2020 031000 SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

Special Coverage Adjustment – In some circumstances, some 2014-2018 model year Cadillac Escalade, Chevrolet Silverado, Chevrolet Suburban, Chevrolet Tahoe, GMC Sierra, and GMC Yukon vehicles may have a condition where customers may experien

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2020 060000 ENGINE (PWS)

Special Coverage Adjustment – In some circumstances, some 2014-2018 model year Cadillac Escalade, Chevrolet Silverado, Chevrolet Suburban, Chevrolet Tahoe, GMC Sierra, and GMC Yukon vehicles may have a condition where customers may experien

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2020 070000 FUEL SYSTEM, GASOLINE

Special Coverage Adjustment – In some circumstances, some 2014-2018 model year Cadillac Escalade, Chevrolet Silverado, Chevrolet Suburban, Chevrolet Tahoe, GMC Sierra, and GMC Yukon vehicles may have a condition where customers may experien

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 140000 AIR BAGS

This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 350000 EQUIPMENT

This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 11, 2020 200000 WHEELS

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2020 060000 ENGINE (PWS)

This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 19, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 9, 2020 350000 EQUIPMENT

This warranty administration bulletin provides information on Warranty Administration – Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 16, 2020 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the calipe

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 8, 2018 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This technical bulletin provides a procedure to replace the dehydrator to correct the condition of A/C Inoperative and/or Insufficient Cooling due to the seals going bad within the part.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 21, 2020 080000 FUEL SYSTEM, DIESEL

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2020 060000 ENGINE AND ENGINE COOLING

This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 8, 2020 060000 ENGINE AND ENGINE COOLING

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2020 110000 ELECTRICAL SYSTEM

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 350000 EQUIPMENT

This bulletin provides information on Warranty Administration ? Required Operating Procedures – 8 Points (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2020 200000 WHEELS

This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2020 350000 EQUIPMENT

This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 353000 EQUIPMENT:ELECTRICAL

This technical bulletin provides a procedure to replace the radio amplifier antenna if there is a condition of Poor Remote Keyless Entry (RKE) Fob or Passive Unlocking Range due to a internal concerns within the antenna.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to replace the radio amplifier antenna if there is a condition of Poor Remote Keyless Entry (RKE) Fob or Passive Unlocking Range due to a internal concerns within the antenna.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 020000 SUSPENSION

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2020 060000 ENGINE (PWS)

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides repair information to correct a customer concern of IPC Gauges Inoperative or Fluctuate, No Crank, Start then Stall.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2020 190000 TIRES

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 25, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 6, 2020 132000 VISIBILITY:GLASS, SIDE/REAR

This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 6, 2020 132100 VISIBILITY:GLASS, SIDE/REAR:CRITICAL FASTENERS

This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 3, 2020 103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 30, 2020 060000 ENGINE AND ENGINE COOLING

This service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and PF48.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 050000 PARKING BRAKE

This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto M

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 23, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 6, 2020 110000 ELECTRICAL SYSTEM

This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated – DTC P0333 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 6, 2020 120000 EXTERIOR LIGHTING

This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated – DTC P0333 Set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 6, 2020 160000 STRUCTURE

Thins informational bulletin provides information on Paint-less Dent Repair Process.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 6, 2020 350000 EQUIPMENT

Thins informational bulletin provides information on Paint-less Dent Repair Process.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2020 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2020 138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2020 100000 POWER TRAIN

This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 27, 2020 034520 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 27, 2020 045200 SERVICE BRAKES, AIR:DISC:PADS

This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 19, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 19, 2020 060000 ENGINE (PWS)

This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 21, 2020 021300 SUSPENSION:FRONT:SHOCK ABSORBER

This informational bulletin advises the tech to only replace the shock that is bad and not all.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 21, 2020 022400 SUSPENSION:REAR:SHOCK ABSORBER

This informational bulletin advises the tech to only replace the shock that is bad and not all.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 8, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th gea

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 8, 2020 103930 POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:GEARS

This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th gea

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 5, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole auth

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2020 350000 EQUIPMENT

This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 4, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the radio amplifier antenna if there is a condition of Poor Remote Keyless Entry (RKE) Fob or Passive Unlocking Range due to a internal concerns within the antenna.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 1, 2020 100000 POWER TRAIN

This technical bulletin advises the technician to validate the code and reset if found the cause of the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 3, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 2, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 2, 2020 220000 SEATS

This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2020 280000 BACK OVER PREVENTION

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 17, 2020 060000 ENGINE AND ENGINE COOLING

This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 27, 2020 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 27, 2020 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 24, 2020 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 24, 2020 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 29, 2020 114000 ELECTRICAL SYSTEM:WIRING

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent “Check Trailer Wiring” or “Service Trailer Brake” message on the Driver Information

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 29, 2020 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent “Check Trailer Wiring” or “Service Trailer Brake” message on the Driver Information

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2020 350000 EQUIPMENT

This Preliminary information communicates that the rear park assist chime will be inoperative if the customer removes the rear speakers during the upfit of the vehicle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 8, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information for dealers/technicians on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Having Rotational Feature that Allows for Adjusting of Angle of HUD Image.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 8, 2020 118610 ELECTRICAL SYSTEM:ADAS:HUD:SOFTWARE

This informational bulletin provides information for dealers/technicians on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Having Rotational Feature that Allows for Adjusting of Angle of HUD Image.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 17, 2020 220000 SEATS

This technical bulletin provides repair information to correct a customer concern of carpet damage, seat mounting stud wear through, hole in second row (Intermediate) carpet.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 17, 2020 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of carpet damage, seat mounting stud wear through, hole in second row (Intermediate) carpet.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2020 061400 ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 31, 2020 353000 EQUIPMENT:ELECTRICAL

This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 4, 2020 190000 TIRES

This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 23, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 23, 2020 350000 EQUIPMENT

This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2020 355100 EQUIPMENT:OTHER:LABELS

This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole auth

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole auth

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 2, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 18, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 6, 2020 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 22, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to check and tighten the B+ at the starter for proper torque.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 23, 2020 100000 POWER TRAIN

This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global War

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2020 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 18, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to correct customer concerns of Instrument Panel Cluster (IPC) Gauges Inoperative, Numerous Driver information Center (DIC) Error Messages, No Brake or Electric Power Steering Assist, Transmissio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 29, 2020 162000 STRUCTURE:BODY

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 29, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 23, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 22, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealer technician that if after replacing the valve body on an 8L45 or 8L90 transmission the vehicle will not move the valve body may be missing a plug and retainer bolt. Technician’s are ins

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 24, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 22, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealer an issue where a customer may have incorrectly received a notification advising of a starting syetem issue with their veihcle. Dealer advised to inspect for a legitimate issue, if one

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 27, 2020 138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 13, 2020 062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 13, 2020 350000 EQUIPMENT

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 13, 2020 060000 ENGINE (PWS)

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2020 110000 ELECTRICAL SYSTEM

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? Br

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? Br

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2020 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? Br

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? Br

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2020 030000 BRAKES (PWS)

This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages ? Br

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 12, 2020 110000 ELECTRICAL SYSTEM

This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 5, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 29, 2020 190000 TIRES

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 29, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 10, 2020 161000 STRUCTURE:FRAME AND MEMBERS

This technical bulletin provides repair information to correct a customer concern of hearing a squeak or creak from the right rear of vehicle while driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 10, 2020 200000 WHEELS

This technical bulletin provides repair information to correct a customer concern of hearing a squeak or creak from the right rear of vehicle while driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 10, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct a customer concern of hearing a squeak or creak from the right rear of vehicle while driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 5, 2020 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 5, 2020 060000 ENGINE (PWS)

This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to program the ECM to correct the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to program the ECM to correct the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to program the ECM to correct the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to program the ECM to correct the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 20, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin advises the technician to validate the code and reset if found the cause of the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 3, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to correct customer concerns of Instrument Panel Cluster (IPC) Gauges Inoperative, Numerous Driver information Center (DIC) Error Messages, No Brake or Electric Power Steering Assist, Transmissio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 3, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2020 010000 STEERING

This technical bulletin provides repair information to correct a customer concern of Action Required Steering Assist is Reduced Drive with Care Or Service Power Steering Message And Or Current Power Steering Control Module DTCs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Action Required Steering Assist is Reduced Drive with Care Or Service Power Steering Message And Or Current Power Steering Control Module DTCs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 2, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 060000 ENGINE (PWS)

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 21, 2020 060000 ENGINE AND ENGINE COOLING

This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 14, 2020 190000 TIRES

This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 160000 STRUCTURE

This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 23, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 7, 2020 350000 EQUIPMENT

This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 5, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 5, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2020 031100 SERVICE BRAKES, ELECTRIC

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Trailer Brake message in the Driver Information Center. Also the vehicle will have a Diagnostic Trouble Code U0415 set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2020 031100 SERVICE BRAKES, ELECTRIC

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Trailer Brake message in the Driver Information Center. Also the vehicle will have a Diagnostic Trouble Code U0415 set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 2, 2020 100000 POWER TRAIN

This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2020 190000 TIRES

This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2020 192000 TIRES:SIDEWALL

This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 10, 2020 160000 STRUCTURE

This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 10, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 11, 2019 041100 SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL

N182202780 01 – Special Coverage. Certain Vehicles may have a condition where customers may experience increased brake pedal effort, hardbrake pedal, and/or potentially increased stopping distance. The condition is more prevalent at low s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 11, 2019 060000 ENGINE AND ENGINE COOLING

N182202780 01 – Special Coverage. Certain Vehicles may have a condition where customers may experience increased brake pedal effort, hardbrake pedal, and/or potentially increased stopping distance. The condition is more prevalent at low s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 28, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System? message on the Driver Information Center when a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2020 020000 SUSPENSION

This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 9, 2020 020000 SUSPENSION

This technical bulletin provides a procedure to replace the brake air deflectors to correct a condition of Rubbing or Rattle Noise from the Front Suspension due to the deflector coming un-attached.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 27, 2020 350000 EQUIPMENT

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 27, 2020 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 21, 2020 060000 ENGINE (PWS)

This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 – P0308 and/or P050D

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2020 010000 STEERING

This Preliminary information communicates a power steering control module calibration error that does not allow its DTC’s to transition to history and they always stay current, which can mislead a technician diagnosis. Dealers are to reprog

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2020 100000 POWER TRAIN

This Preliminary information communicates a power steering control module calibration error that does not allow its DTC’s to transition to history and they always stay current, which can mislead a technician diagnosis. Dealers are to reprog

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates a power steering control module calibration error that does not allow its DTC’s to transition to history and they always stay current, which can mislead a technician diagnosis. Dealers are to reprog

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 2, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 2, 2020 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 2, 2020 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

This Preliminary Information communication provides information to the technician about vehicles that have the alarm sounding when learning new key fobs after the original key fobs were lost. Technician will open the driver?s door and allow

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 6, 2020 350000 EQUIPMENT

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 6, 2020 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 30, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 27, 2020 060000 ENGINE (PWS)

This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 20, 2020 110000 ELECTRICAL SYSTEM

This informational bulletin provides information for the IPC odometer programming method quick reference guide.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 100000 POWER TRAIN

This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2020 160000 STRUCTURE

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 22, 2020 350000 EQUIPMENT

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 28, 2020 350000 EQUIPMENT

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 28, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 28, 2020 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun load or extended heater operation. The Driver Information Cente

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 22, 2020 350000 EQUIPMENT

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 3, 2020 350000 EQUIPMENT

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 3, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 8, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 – P0308 and/or P050D

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 14, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 28, 2020 100000 POWER TRAIN

This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 28, 2020 060000 ENGINE (PWS)

This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 14, 2020 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 14, 2020 162000 STRUCTURE:BODY

This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 14, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 16, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the radio amplifier antenna if there is a condition of Poor Remote Keyless Entry (RKE) Fob or Passive Unlocking Range due to a internal concerns within the antenna.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 16, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This technical bulletin provides a procedure to replace the radio amplifier antenna if there is a condition of Poor Remote Keyless Entry (RKE) Fob or Passive Unlocking Range due to a internal concerns within the antenna.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 270000 LANE DEPARTURE

This Preliminary Information communication provides information to the technician about vehicles that show a “Take Steering” message on the Driver Information Center along with a warning chime/alert. Dealer should be advised the purpose of

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about the new 2015 – 2017 Tahoe Police Package Vehicle and Special Service Vehicle have four relay controlled circuits which can be utilized when installing s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 046000 SERVICE BRAKES, AIR:ANTILOCK

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 200000 WHEELS

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 10, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician how to diagnose and repair a vehicle with an engine that runs with an intermittent crank no start with a Diagnostic Trouble Code P0011 or P00C6 current or his

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 120000 LIGHTING (PWS)

This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 26, 2019 350000 EQUIPMENT

This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 26, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 10, 2020 063110 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. The technician is advised to inspect for contaminnants and adjust

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2019 030000 BRAKES (PWS)

This technical bulletin provides a procedure to add PET tape to the brake cables if the cause of the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 19, 2019 210000 TRAILER HITCHES

This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 14, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 9, 2019 030000 BRAKES (PWS)

This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the calipe

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 5, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 190000 TIRES

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 200000 WHEELS

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 350000 EQUIPMENT

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 12, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 18, 2019 060000 ENGINE (PWS)

This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 26, 2019 100000 POWER TRAIN

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 26, 2019 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 8, 2019 980000 UNKNOWN OR OTHER

This preliminary bulletin provides a procedure to reprogram more than 8 keys for the PPV.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 13, 2019 100000 POWER TRAIN

Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 16, 2019 060000 ENGINE AND ENGINE COOLING

This diagnostic tip provides information to the tech to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 27, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information on Warranty Administration ? Required Operating Procedures – 8 Points (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 2, 2020 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 2, 2020 350000 EQUIPMENT

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 2, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2020 190000 TIRES

This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2020 200000 WHEELS

This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2020 350000 EQUIPMENT

This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2020 110000 ELECTRICAL SYSTEM

This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2020 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2020 110000 ELECTRICAL SYSTEM

This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2020 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 23, 2020 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 28, 2020 060000 ENGINE (PWS)

This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away to correct a crank/No Start condition.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 14, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Phone Charging Cycles On and Off When Connected to the Single Port USB Hub.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 17, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 14, 2019 100000 POWER TRAIN

This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 7, 2020 350000 EQUIPMENT

This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 7, 2020 060000 ENGINE (PWS)

This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 28, 2020 350000 EQUIPMENT

This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 28, 2020 060000 ENGINE (PWS)

This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 4, 2020 090000 FUEL SYSTEM, OTHER

This technical bulletin provides a procedure to replace both fuel feed lines for a leak and/or noise coming from pulses in the fuel line.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 7, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 7, 2020 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 27, 2020 220000 SEATS

Customer Satisfaction Program – Certain vehicles that had the front passenger seat cushion frame previously replaced, may not have had the adjuster stops transferred and are missing on the replacement part. The front passenger seat may be

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 27, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

Customer Satisfaction Program – Certain vehicles that had the front passenger seat cushion frame previously replaced, may not have had the adjuster stops transferred and are missing on the replacement part. The front passenger seat may be

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 12, 2020 160000 STRUCTURE

This technical bulletin provides a procedure to add washers on the lower column mounting bracket locations due to the shaft laying on the metal support at the bottom of the column.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2019 060000 ENGINE AND ENGINE COOLING

This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2020 350000 EQUIPMENT

This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 29, 2019 100000 POWER TRAIN

This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 11, 2019 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 25, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 9, 2019 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 22, 2019 350000 EQUIPMENT

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2020 200000 WHEELS

This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 27, 2020 350000 EQUIPMENT

This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 25, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on the steps needed to diagnose and repair vehicles that may have a rattle noise from the dash. Technician will need to inspect for the rear heater pipes cont

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 10, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Di

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 9, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on key code security and information on GM key code look up applications.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 2, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 18, 2019 350000 EQUIPMENT

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 15, 2019 110000 ELECTRICAL SYSTEM

This Preliminary information communicates if the liftglass will not open using keyless entry to verify Valet Mode is not enabled.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 15, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how the radio display gets the air ambient temperature. On 1500 series trucks and all sport utility vehicle with regular production option code IO3 radio t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2020 010000 STEERING

This Preliminary Information communication provides information to the technician about vehicles that may have a pop, click, tick, snap, or itch type noise in the steering column or steering wheel when turning left or right during low speed

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a pop, click, tick, snap, or itch type noise in the steering column or steering wheel when turning left or right during low speed

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2020 140000 AIR BAGS

This Preliminary Information communication provides information to the technician about vehicles that may have a pop, click, tick, snap, or itch type noise in the steering column or steering wheel when turning left or right during low speed

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 19, 2020 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system m

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 19, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system m

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 19, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system m

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 19, 2020 030000 BRAKES (PWS)

This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system m

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 14, 2019 060000 ENGINE (PWS)

This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 21, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the ret

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 19, 2019 160000 STRUCTURE

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 19, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 28, 2020 162000 STRUCTURE:BODY

This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 28, 2020 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 28, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 15, 2019 070000 FUEL SYSTEM, GASOLINE

This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 15, 2019 060000 ENGINE (PWS)

This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 2, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 6, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 3, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 13, 2019 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 15, 2019 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 5, 2019 010000 STEERING

This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 1, 2019 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 29, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner g

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 8, 2019 010000 STEERING

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 8, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 8, 2019 130000 VISIBILITY

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 30, 2019 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of Phone Charging Cycles On and Off When Connected to the Single Port USB Hub.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 13, 2019 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on Mandatory VECI Label Replacement for (5W7) Performance Air Intake Kits.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 30, 2019 110000 ELECTRICAL SYSTEM

This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 30, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 7, 2019 100000 POWER TRAIN

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 6, 2019 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of add-on equipment inoperative, melted terminals on auxiliary relay, new auxiliary battery relay for Police Tahoe Vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 12, 2019 030000 SERVICE BRAKES, HYDRAULIC

N182206730 – Customer Satisfaction Program. Certain vehicles equipped with special service package (RPO 5W4) and certain 2015 ? 2019 Chevrolet Tahoe vehicles equipped with police package (RPO 9C1) or special service package (RPO 5W4) may h

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 12, 2019 033100 SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

N182206730 – Customer Satisfaction Program. Certain vehicles equipped with special service package (RPO 5W4) and certain 2015 ? 2019 Chevrolet Tahoe vehicles equipped with police package (RPO 9C1) or special service package (RPO 5W4) may h

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 29, 2019 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without R

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 29, 2019 350000 EQUIPMENT

This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 30, 2019 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This Preliminary Information communication provides information to the technician about vehicles with erratic or hesitation when opening and closing the power liftgate. There may be a diagnostic trouble code B153A set in the power liftgate

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 110000 ELECTRICAL SYSTEM

This Preliminary information communication provides information to the technician about vehicles with the rear body fuse block with a loose fuse connection. Technician will need to check terminal tension on the rear fuse block. Technician w

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 30, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner g

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 19, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 4, 2019 190000 TIRES

This informational bulletin provides information for 22″ accessory wheel/tire usages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 4, 2019 350000 EQUIPMENT

This informational bulletin provides information for 22″ accessory wheel/tire usages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 24, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about how to diagnosis a battery draw that may be caused by a module back feeding voltage in the ignition relay circuits making the vehicle think it is still

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 1, 2019 350000 EQUIPMENT

This informational bulletin provides information on proper use of floor mats.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 17, 2019 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. The following steps may help to determine if this is caused by a fuel pressure sensor n

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 14, 2019 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 21, 2019 060000 ENGINE AND ENGINE COOLING

This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 23, 2019 350000 EQUIPMENT

This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 13, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 12, 2019 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 30, 2019 060000 ENGINE (PWS)

This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 19, 2019 030000 SERVICE BRAKES, HYDRAULIC

N182206730 01 – Customer Satisfaction Program – Certain vehicles equipped with special service package (RPO 5W4) and certain 2018 ? 2019 Chevrolet Tahoe vehicles equipped with police package (RPO 9C1) or special service package (RPO 5W4) ma

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 5, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. This is normal operation of the vehicle built with regular production code BTM and without R

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 4, 2019 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option C

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 2, 2019 102000 POWER TRAIN:MANUAL TRANSMISSION

This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 2, 2019 350000 EQUIPMENT

This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 19, 2019 350000 EQUIPMENT

This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 6, 2019 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 6, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 26, 2019 350000 EQUIPMENT

This informational bulletin provides process information for the (GWM) and (WPC) parts return program.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 8, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician wil

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 20, 2019 020000 SUSPENSION

This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 2, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 2, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 23, 2019 134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer’s sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 3, 2019 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicle that may have wind whistle noise heard from the right or left rear quarter glass area when driving at highway speeds or with a cross wind. Techn

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 7, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 15, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent “Check Trailer Wiring” or “Service Trailer Brake” message on the Driver Information

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 15, 2019 030000 BRAKES (PWS)

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent “Check Trailer Wiring” or “Service Trailer Brake” message on the Driver Information

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 12, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 12, 2019 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 11, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 11, 2019 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2019 026000 TRACTION CONTROL SYSTEM

This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 28, 2019 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 16, 2019 100000 POWER TRAIN

This preliminary informational bulletin adds the 2016 model year to diagnostic tips and repair information to correct a customer concern of reduced acceleration at low speed and/or transmission slipping from a launch, DTC P0751 set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 10, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician wil

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 10, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician wil

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 9, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician wil

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 9, 2019 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)

This Preliminary Information communication provides information to the technician about vehicles that have “Service 4 Wheel Drive” message on the Driver Information Center. Provides the technician with additional information to ensure that

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 9, 2019 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication provides information to the technician about vehicles that have “Service 4 Wheel Drive” message on the Driver Information Center. Provides the technician with additional information to ensure that

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2019 350000 EQUIPMENT

This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 10, 2019 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians and customers on possible carpet color mismatch.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2019 350000 EQUIPMENT

This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2019 060000 ENGINE (PWS)

This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 21, 2019 161000 STRUCTURE:FRAME AND MEMBERS

This technical bulletin provides a procedure to pry the upper and lower quarter rear trim panel sheet metal apart to eliminate a creak noise heard from the quarter lower rear trim panel area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 20, 2019 051120 PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE

This technical bulletin provides a procedure to add PET tape to the brake cables if the cause of the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 19, 2019 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

This technical bulletin provides a procedure to change the diff fluid if found the cause of the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 19, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to change the diff fluid if found the cause of the customers concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 350000 EQUIPMENT

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 10, 2019 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 21, 2019 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 11, 2019 110000 ELECTRICAL SYSTEM

This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 11, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 13, 2017 280000 BACK OVER PREVENTION

This Technical bulletin provides information on new software to correct the rear camera display being too bright.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 13, 2017 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

This Technical bulletin provides information on new software to correct the rear camera display being too bright.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 11, 2019 103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 11, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 110000 ELECTRICAL SYSTEM

This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 15, 2019 220000 SEATS

This technical bulletin provides repair information to correct a customer concern of front seat lateral movement and/or click type noise while driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 30, 2019 030000 BRAKES (PWS)

This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 8, 2019 350000 EQUIPMENT

This warranty administration bulletin provide policy information to cover GM’s policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 070000 FUEL SYSTEM, GASOLINE

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 26, 2019 080000 FUEL SYSTEM, DIESEL

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 19, 2017 110000 ELECTRICAL SYSTEM

This informational bulletin provides information for programming the low speed LAN module due to the mirrors memory position reverse tilt position is inoperative.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 6, 2019 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of carpet damage, seat mounting stud wear through, hole in second row (Intermediate) carpet.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 20, 2019 100000 POWER TRAIN

This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 7, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 7, 2017 350000 EQUIPMENT

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information for the IPC odometer programming method quick reference guide.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information for the IPC odometer programming method quick reference guide.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information for the IPC odometer programming method quick reference guide.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 14, 2017 114000 ELECTRICAL SYSTEM:WIRING

This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 12, 2017 060000 ENGINE AND ENGINE COOLING

This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 12, 2017 350000 EQUIPMENT

This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 5, 2019 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 5, 2019 350000 EQUIPMENT

This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 8, 2019 175200 LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK

This informational bulletin provides information for dealers/technicians on Rear Compartment Floor Stowage Compartment Cover Handle Availability as Service Part.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 8, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information for dealers/technicians on Rear Compartment Floor Stowage Compartment Cover Handle Availability as Service Part.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 8, 2019 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of forward collision/active safety system inoperative, no messages or alerts. Technician may find DTC?s B390A?45, B390A?58 and/or DTC?B390A?67 are set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 8, 2019 140000 AIR BAGS

This technical bulletin provides repair information to correct a customer concern of forward collision/active safety system inoperative, no messages or alerts. Technician may find DTC?s B390A?45, B390A?58 and/or DTC?B390A?67 are set.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 18, 2019 110000 ELECTRICAL SYSTEM

This Bulletin provides ECM reprogramming information to Correct DTC P2101.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 350000 EQUIPMENT

This informational bulletin provides information on proper use of floor mats.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on proper use of floor mats.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2019 350000 EQUIPMENT

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 25, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 6, 2019 100000 POWER TRAIN

This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 25, 2019 350000 EQUIPMENT

This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 5, 2017 060000 ENGINE (PWS)

This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 4, 2019 350000 EQUIPMENT

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 4, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 4, 2019 060000 ENGINE (PWS)

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2019 070000 FUEL SYSTEM, GASOLINE

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2019 080000 FUEL SYSTEM, DIESEL

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 9, 2019 190000 TIRES

This informational bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 26, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2019 350000 EQUIPMENT

This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a MIL and DTCs P0420 and P0430 setting.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 20, 2019 060000 ENGINE (PWS)

This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a MIL and DTCs P0420 and P0430 setting.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 30, 2019 030000 BRAKES (PWS)

This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 15, 2019 110000 ELECTRICAL SYSTEM

This bulletin provides information for electrical ground repairs using new replacement fasteners with “conductive finish”.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 15, 2019 350000 EQUIPMENT

This bulletin provides information for electrical ground repairs using new replacement fasteners with “conductive finish”.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 15, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This bulletin provides information for electrical ground repairs using new replacement fasteners with “conductive finish”.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 14, 2017 350000 EQUIPMENT

This informational bulletin explains the importance of maintaining the vehicle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 18, 2019 350000 EQUIPMENT

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 18, 2019 060000 ENGINE (PWS)

This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 26, 2019 160000 STRUCTURE

This informational bulletin provides information and operating tips for the hands free lift gate.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 26, 2019 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This informational bulletin provides information and operating tips for the hands free lift gate.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 26, 2019 350000 EQUIPMENT

This informational bulletin provides information and operating tips for the hands free lift gate.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 28, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic Sy

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 060000 ENGINE (PWS)

This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 162310 STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS

This Preliminary Information communication advises the technician that the door striker cover will be shipped with the vehicle from the assembly plant. Technician is to make sure the rounded side of the cover is positioned towards the outbo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 25, 2017 350000 EQUIPMENT

This Preliminary Information communication advises the technician that the door striker cover will be shipped with the vehicle from the assembly plant. Technician is to make sure the rounded side of the cover is positioned towards the outbo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 1, 2018 350000 EQUIPMENT

This engineering informational bulletin is requesting information pictures of windshield, steering wheel and/or door trim panel for product issues covered under warranty.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2018 350000 EQUIPMENT

This engineering informational bulletin is requesting information from the field on vehicles that have the condition of A/C Not Cool Due to No Pressure Build.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 23, 2019 200000 WHEELS

This informational bulletin explains the wheel Road Force balancers and what they can do for customer concerns.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Technician will need to program the Instrument Panel Cluster using Service Pr

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2017 060000 ENGINE (PWS)

This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Technician will need to program the Instrument Panel Cluster using Service Pr

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 20, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2019 160000 STRUCTURE

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 5, 2018 350000 EQUIPMENT

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 29, 2018 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2019 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information for dealers/technicians on Information on Head-Up Display (HUD) on Vehicles Model Year 2017 and Newer Has Rotational Feature that Allows for Adjusting of the Angle of the HUD Image.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 5, 2018 220000 SEATS

This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 5, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 3, 2018 130000 VISIBILITY

This technical bulletin provides a procedure to replace the side mirror cameras if found the cause of the reduced key fob range.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 3, 2018 275100 LANE DEPARTURE: SENSING SYSTEM: CAMERA

This technical bulletin provides a procedure to replace the side mirror cameras if found the cause of the reduced key fob range.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2018 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2019 353000 EQUIPMENT:ELECTRICAL

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 13, 2018 120000 EXTERIOR LIGHTING

This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 5, 2018 190000 TIRES

This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 28, 2019 100000 POWER TRAIN

This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 19, 2019 138200 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW

This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. The technician is advised to inspect for contaminnants and adjust

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 25, 2019 170000 LATCHES/LOCKS/LINKAGES

This Preliminary Information communication provides information to the technician about vehicles that have the alarm sounding when learning new key fobs after the original key fobs were lost. Technician will open the driver’s door and allow

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 13, 2018 030000 BRAKES (PWS)

This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the calipe

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 13, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 18, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 18, 2019 210000 TRAILER HITCHES

This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 18, 2019 010000 STEERING

This Preliminary Information communication provides information to the technician about vehicles that show a “Take Steering” message on the Driver Information Center along with a warning chime/alert. Dealer should be advised the purpose of

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 17, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 18, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 – P0308 and/or P050D

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 15, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 8, 2019 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Pair the iPhone to the system then enter the Bluetooth settings menu, sele

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a content theft alarm sounding for no apparent reason. Technician may use all published Service Information diagnostics and has n

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2019 130000 VISIBILITY

This Preliminary Information communication provides information to the technician about vehicles that may have a content theft alarm sounding for no apparent reason. Technician may use all published Service Information diagnostics and has n

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 13, 2018 174200 LATCHES/LOCKS/LINKAGES:HATCHBACK/LIFTGATE:LOCK

This informational bulletin provides information and operating tips for the hands free lift gate.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2018 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to replace the GEN I charging system with a GEN II charging system only if vehicles apply within the settings.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2018 100000 POWER TRAIN

This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 19, 2019 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 13, 2019 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 8, 2019 350000 EQUIPMENT

This warranty nonadministrative bulletin provides information on the proper use of the labor operation 0600014.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 4, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a service engine soon malfunction indicator lamp, antilock braking system malfunction indicator lamp, service suspension system m

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 7, 2019 010000 STEERING

N182190820 – Customer Satisfaction Program. Certain vehicles, may have a condition where the power steering belt may slip due to tooth wear-out or poor belt tooth-to-gear tooth fit. Power steering assist may be reduced or lost intermittent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 6, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 5, 2019 350000 EQUIPMENT

This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2018 026000 TRACTION CONTROL SYSTEM

This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 8, 2019 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 14, 2018 110000 ELECTRICAL SYSTEM

This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 6, 2019 091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Techn

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 6, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Techn

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 6, 2019 063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician may find Diagnostic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 6, 2019 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician may find Diagnostic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 27, 2018 060000 ENGINE (PWS)

This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Technician will need to program the Instrument Panel Cluster using Service Pr

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 19, 2018 220000 SEATS

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a rattle noise from the second row seat. Technician will need to inspect the striker not aligned properly

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 15, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 15, 2019 190000 TIRES

This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Cover

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 21, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availabilit

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 10, 2018 123000 EXTERIOR LIGHTING:TAIL LIGHTS

This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 10, 2018 160000 STRUCTURE

This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 10, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 18, 2017 020000 SUSPENSION

This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 18, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 18, 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 13, 2018 138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Technician will need to inspect for voids in the body sealer on

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 13, 2018 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Technician will need to inspect for voids in the body sealer on

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 11, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 11, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 11, 2017 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 15, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup o

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 15, 2017 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup o

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 15, 2017 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 22, 2019 060000 ENGINE (PWS)

This informational bulletin aids the technician on diagnosing possible vibrations in a vehicle, methods used for testing each scenario and documenting findings.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 9, 2019 160000 STRUCTURE

This technical bulletin provides repair information to correct a customer concern of hearing a squeak or creak from the right rear of vehicle while driving.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 8, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 27, 2018 350000 EQUIPMENT

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 27, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 27, 2018 060000 ENGINE (PWS)

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 28, 2018 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 28, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 21, 2018 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that the 10R90 and 10L80 transmissions havebeen place on a part restriction. Dealers are to contact theProduct Quality Center before replacing the transmission assembly.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 20, 2018 270000 LANE DEPARTURE

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 14, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have a “Service 4WD Message” displayed in the Driver Information Center. Technician may find Diagnostic Trouble Codes C0392 or

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 14, 2018 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicles that have a “Service 4WD Message” displayed in the Driver Information Center. Technician may find Diagnostic Trouble Codes C0392 or

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 14, 2018 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician about vehicles that have a “Service 4WD Message” displayed in the Driver Information Center. Technician may find Diagnostic Trouble Codes C0392 or

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 30, 2018 220000 SEATS

This Preliminary Information communication provides information to the technician about vehicle that may have a front driver's or passenger's seat back may lean or be turned outward. Technician will need to remove the seat bottom tr

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 30, 2018 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicle that may have a front driver's or passenger's seat back may lean or be turned outward. Technician will need to remove the seat bottom tr

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 24, 2018 050000 PARKING BRAKE

This Preliminary Information communication provides information to the technician about vehicles that may have a diagnostic trouble code U0159 set in the instrument panel cluster and/or the body control module. For vehicles equipped with Ul

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 24, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a diagnostic trouble code U0159 set in the instrument panel cluster and/or the body control module. For vehicles equipped with Ul

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 11, 2018 260000 FORWARD COLLISION AVOIDANCE

This Preliminary information communicatesa “Forward Collision System Reduced” message displayed on the DIC when the Forward Automatic Braking has been set to the “Alert” setting. This is normal when theFAB has been set to “Alert”.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 23, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Ap

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 23, 2018 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Ap

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 22, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a “Check Trailer Wiring” or “Service Trailer Brake System” message on the Driver Information Center

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 010000 STEERING

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 140000 AIR BAGS

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 026000 TRACTION CONTROL SYSTEM

This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 353000 EQUIPMENT:ELECTRICAL

This Preliminary information communicates instructions dealer to inspect for a broken or damaged side objector sensor/module bracket if there is a “Side Detection System Unavailable” message displayed at startup.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 11, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides the technician with steps on how to program an Engine Control Module when getting a Service Programming System error code E4491 or E4423. In some cases Techline Customer Support Center may

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 11, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides the technician with steps on how to program an Engine Control Module when getting a Service Programming System error code E4491 or E4423. In some cases Techline Customer Support Center may

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 114000 ELECTRICAL SYSTEM:WIRING

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates. A vehicle may have a concern ofDTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 12, 2018 010000 STEERING

This Preliminary information communicates a repair procedure for a squeak/squawk type noise coming from the lower column/drivers foot well area when turning. It explains how to properly lubricate the column shaft boot where the shaft intera

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 15, 2018 100000 POWER TRAIN

This Preliminary Information communication advises the technician that the Product Quality Center has ended the part restriction for the T87A Transmission Control Module.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 11, 2018 161000 STRUCTURE:FRAME AND MEMBERS

This Preliminary information communicates and issue with an itch, rattle, flutter, squeak, tick, and/or chirp type noise coming from the left I/Por A-pillar area caused by contact between the drivers fender and A pillar.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 8, 2018 350000 EQUIPMENT

This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assista

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Code

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2018 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This Preliminary information communicates if the liftglass will not open using keyless entry to verify Valet Mode is not enabled.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 1, 2018 162620 STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE

This Preliminary information communicates if the liftglass will not open using keyless entry to verify Valet Mode is not enabled.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 10, 2018 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 1, 2018 110000 ELECTRICAL SYSTEM

This Preliminary information communicates that some technicians may find no refrigerant or a low refrigerant charge. Engineering is currently investigating this issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 1, 2018 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This Preliminary information communicates that some technicians may find no refrigerant or a low refrigerant charge. Engineering is currently investigating this issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 1, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary information communicates that some technicians may find no refrigerant or a low refrigerant charge. Engineering is currently investigating this issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 19, 2018 100000 POWER TRAIN

This Preliminary information communicatesSES lamp, setting DTC P0333 when shifting the Transmissionfrom park.DTC P0333 cansetdue to voltage from the Transmission park/neutral signal 1circuit bleeding into the knock sensor system circuits.If

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 19, 2018 102000 POWER TRAIN:MANUAL TRANSMISSION

This Preliminary information communicatesSES lamp, setting DTC P0333 when shifting the Transmissionfrom park.DTC P0333 cansetdue to voltage from the Transmission park/neutral signal 1circuit bleeding into the knock sensor system circuits.If

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

September 19, 2018 250000 ELECTRONIC STABILITY CONTROL

This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

June 6, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates. A vehicle may have a concern of DTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as wel

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 18, 2018 100000 POWER TRAIN

18169 – Service Update.- Certain vehicles equipped with a 10-speed automatic transmission (RPO MF6), and a 6.2L engine (RPO L86) may experience a 2 to 3 second delayed engagement when shifting between park, reverse, or drive (performing ga

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 18, 2018 110000 ELECTRICAL SYSTEM

18169 – Service Update.- Certain vehicles equipped with a 10-speed automatic transmission (RPO MF6), and a 6.2L engine (RPO L86) may experience a 2 to 3 second delayed engagement when shifting between park, reverse, or drive (performing ga

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2017 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information for the technicians on multi-media infotainment tester (MIT), does not function properly when diagnosing infotainment complaints, which may lead to mis-diagnosis.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 17, 2017 130000 VISIBILITY

This informational bulletin provides information for assisting the customer in setting the position for the memory mirror and the reverse tilt

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2018 350000 EQUIPMENT

This Preliminary information communicates

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 20, 2018 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that the 10R90 and 10L80 transmissions havebeen place on a part restriction. Dealers are to contact theProduct Quality Center before replacing the transmission assembly.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 9, 2018 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. The

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 9, 2018 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. The

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 9, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. The

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 9, 2018 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmiss

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 9, 2018 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmiss

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 6, 2018 271000 LANE DEPARTURE: WARNING

This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 6, 2018 275100 LANE DEPARTURE: SENSING SYSTEM: CAMERA

This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 6, 2018 274200 LANE DEPARTURE: LANE KEEP: STEERING ASSIST

This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 15, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides policy information with the field action courtesy transportation policy.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 3, 2018 134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 23, 2018 220000 SEATS

This Preliminary information communicates a diagnostic tip for an issues with the heated and/or vented seats turning off and setting DTCU1524 because of a loss of voltage to the Seat Heating Control Module.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2018 110000 ELECTRICAL SYSTEM

This informational bulletin provides information to the customer on the radio display “info pages” being blank and to make sure to select in the “active info pages” menu.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 26, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This informational bulletin provides information to the customer on the radio display “info pages” being blank and to make sure to select in the “active info pages” menu.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 7, 2018 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to reprogram the memory set module to correct a condition of Personalization Selections Intermittently Missing from Comfort and Convenience Menu due to a calibration concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 7, 2018 118000 ELECTRICAL SYSTEM:SOFTWARE

This technical bulletin provides a procedure to reprogram the memory set module to correct a condition of Personalization Selections Intermittently Missing from Comfort and Convenience Menu due to a calibration concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2018 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C – and/or water leak on headliner at sun visor or overhead console areas, possible

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2018 161000 STRUCTURE:FRAME AND MEMBERS

This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C – and/or water leak on headliner at sun visor or overhead console areas, possible

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2018 350000 EQUIPMENT

This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C – and/or water leak on headliner at sun visor or overhead console areas, possible

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C – and/or water leak on headliner at sun visor or overhead console areas, possible

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 12, 2018 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This preliminary informational bulletin adds the 2016 model year and provides technicians with repair information to correct a customer concern of rough, uneven or irregular horizontal seam on liftgate.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 15, 2018 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 15, 2018 060000 ENGINE (PWS)

This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 13, 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 27, 2018 060000 ENGINE (PWS)

This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 1, 2018 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 1, 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 17, 2018 275100 LANE DEPARTURE: SENSING SYSTEM: CAMERA

17487-01 – Service Update. Revised Warranty and Service Procedure. Calibration files for the front camera module are incorrect and may cause weak, jumpy, or sporadic steering torque to be applied for Lane Keep Assist (LKA). The driver ca

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 17, 2018 274200 LANE DEPARTURE: LANE KEEP: STEERING ASSIST

17487-01 – Service Update. Revised Warranty and Service Procedure. Calibration files for the front camera module are incorrect and may cause weak, jumpy, or sporadic steering torque to be applied for Lane Keep Assist (LKA). The driver ca

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 27, 2018 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of asse

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 27, 2018 060000 ENGINE (PWS)

This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of asse

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 26, 2018 350000 EQUIPMENT

This technical bulletin provides a procedure to install an A.C line support bracket to help reduce the resonance it produces from the A/C compressor at low speeds.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 26, 2018 357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This technical bulletin provides a procedure to install an A.C line support bracket to help reduce the resonance it produces from the A/C compressor at low speeds.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 9, 2018 100000 POWER TRAIN

This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 19, 2018 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information for engine oil life monitor operation calculation.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 26, 2018 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS) Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 26, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS) Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 25, 2018 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 26, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This technical bulletin provides a procedure to test the radios receiver if certain XM channels cut out (mutes) depending on location of the vehicle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 28, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles that have the oil pressure gauge jumps from approximately 40 lb. to 60 lb. The 4.3L (L83), 5.3L (L86), 6.2L (LV3) engines are equipped with a t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 282000 BACK OVER PREVENTION: WARNINGS

This Preliminary Information communication provides information to the technician about vehicles that may have a diagnostic trouble code U0159 set in the instrument panel cluster and /or the body control module. For vehicles equipped with U

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 010000 STEERING

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 020000 SUSPENSION

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 060000 ENGINE (PWS)

This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 9, 2018 350000 EQUIPMENT

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 16, 2018 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information for new software for the TCM to correct a delayed engagement when performing the garage shift.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 19, 2018 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to reprogram the memory set module to correct a condition of Personalization Selections Intermittently Missing from Comfort and Convenience Menu due to a calibration concern.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 17, 2018 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to install an oil cooler line fitting seal, including applying medium strength threadlocker (blue) to the retaining bolt to stop transmission fluid leaking from the transmission oil cooler line r

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 17, 2018 103600 POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

This technical bulletin provides a procedure to install an oil cooler line fitting seal, including applying medium strength threadlocker (blue) to the retaining bolt to stop transmission fluid leaking from the transmission oil cooler line r

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 18, 2018 280000 BACK OVER PREVENTION

This Technical bulletin provides information on new software to correct the rear camera display being too bright.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 25, 2018 350000 EQUIPMENT

This bulletin provides information on approved warranty part numbers for original equipment batteries.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 3, 2018 350000 EQUIPMENT

This informational bulletin provides information to dealership personnel on policies regarding a Product Assistance Claim (PAC) within the Courtesy Transportation Assistance Program.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 4, 2018 350000 EQUIPMENT

This informational bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 20, 2018 110000 ELECTRICAL SYSTEM

This informational bulletin explains to the dealer how to cover a possible customers mistake when a fuse has been blown.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 26, 2018 138200 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW

This technical bulletin provides a procedure to reinstall the rear defroster tab on the rear window defogger for vehicles with the condition of rear defrosters inoperative or if one is to break during a normal repair.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2017 350000 EQUIPMENT

This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance programs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance programs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2017 350000 EQUIPMENT

This informational bulletin provides information to dealership personnel on enhancing field product reports with digital pictures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information to dealership personnel on enhancing field product reports with digital pictures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 350000 EQUIPMENT

This warranty administration bulletin provide policy information on required operating procedures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information on required operating procedures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2017 190000 TIRES

This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2017 070000 FUEL SYSTEM, GASOLINE

This informational bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2017 080000 FUEL SYSTEM, DIESEL

This informational bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 26, 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information retaining to the fact that Service Manuals will now be available on USB.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2018 114000 ELECTRICAL SYSTEM:WIRING

This technical bulletin provides a procedure to reposition the instrument panels wiring harness and trim floor liners if not fitting properly after the harnesses have been repositioned.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2018 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This technical bulletin provides a procedure to reposition the instrument panels wiring harness and trim floor liners if not fitting properly after the harnesses have been repositioned.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 22, 2018 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This technical bulletin provides a procedure to reprogram the instrument panel to correct a condition of Instrument Cluster Goes Blank or Tell Tale Indicators Remain On due to a software issue.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 16, 2018 113100 ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID

This technical bulletin provides a procedure to replace the trans control solenoid assembly if found the cause of the vehicle unable to crank the engine over.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 10, 2017 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 10, 2017 350000 EQUIPMENT

This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 2, 2017 350000 EQUIPMENT

This warranty administration bulletin provide policy information on required operating procedures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2017 350000 EQUIPMENT

This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information on Audio Volume Stuck High or Low with No DTCs and that this is a normal characteristic.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 17, 2017 060000 ENGINE (PWS)

This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on engine surfaces.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 2, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 19, 2017 050000 PARKING BRAKE

This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 23, 2017 350000 EQUIPMENT

This informational bulletin explains the Road Force balancers and what they can do for customer concerns.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 22, 2017 200000 WHEELS

This informational bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 5, 2017 350000 EQUIPMENT

This preliminary informational bulletin provides technicians with information on the normal condition of white, milky or cloudy appearance of front differential fluid.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 4, 2017 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE

This informational bulletin provides information and operating tips for the hands free lift gate.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 10, 2017 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

May 15, 2017 350000 EQUIPMENT

This informational bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 29, 2018 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 12, 2018 350000 EQUIPMENT

This information bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 4, 2018 190000 TIRES

This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). For vehic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 22, 2017 100000 POWER TRAIN

This informational bulletin provides information to dealership personnel on automatic transmission shift and engine drivability concerns and/or MIL ON due to aftermarket oil bath air filter use.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 17, 2018 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

This warranty bulletin explains how to determine if an outside mirrior was damaged by the customer and what is considered warranty and non-warranty.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 30, 2017 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 22, 2017 350000 EQUIPMENT

This bulletin describes the Dealer special tool loan program process.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2018 063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

This informational bulletin explains how the catalytic converters may need an inspection, cleaning or replacement if debris have entered the exhaust system.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 30, 2017 350000 EQUIPMENT

This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that e

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 21, 2017 010000 STEERING

This technical bulletin provides repair information for installing a new stabilizer shaft bracket to correct a customer concern of on a clunking noise originating from the front of the vehicle that is more predominant during turns or travel

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 12, 2018 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 17, 2017 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 8, 2018 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 8, 2018 110000 ELECTRICAL SYSTEM

This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 8, 2018 131000 VISIBILITY:WINDSHIELD

This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 8, 2018 134000 VISIBILITY:SUN/MOON ROOF ASSEMBLY

This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 8, 2018 162300 STRUCTURE:BODY:DOOR

This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 8, 2018 250000 ELECTRONIC STABILITY CONTROL

This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2018 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 31, 2018 350000 EQUIPMENT

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 10, 2017 110000 ELECTRICAL SYSTEM

This informational bulletin provides information on On rare occasions, a security code input message with SPS error code E5659, M5304, and/or M5530 may be displayed in TIS2web when the technician is programming any module. If this concern i

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2017 100000 POWER TRAIN

This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and reprogram modules.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 13, 2017 010000 STEERING

This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanica

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanica

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 27, 2018 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 26, 2018 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent “Check Trailer Wiring” or “Service Trailer Brake” message on the Driver Information

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 26, 2018 203000 WHEELS:LUGS/NUTS/BOLTS

This Preliminary Information communication provides information to the technician about removing the tinnerman push nuts when installing the accessory Accessory 22″ Wheels Regular Production Option Code (SES, SEU, SEY, OR SEZ) or production

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 22, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Ca

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 15, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 13, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assista

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 12, 2018 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressive

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 1, 2018 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 1, 2018 116300 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE

This Preliminary Information communication provides information to the technician about vehicles that have the alarm sounding when learning new key fobs after the original key fobs were lost. Technician will open the driver’s door and

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 1, 2018 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

This Preliminary Information communication provides information to the technician about vehicles that have the alarm sounding when learning new key fobs after the original key fobs were lost. Technician will open the driver’s door and

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 22, 2017 110000 ELECTRICAL SYSTEM

This informational bulletin provides information and Tips for Customers Having Difficulty Launching Android Auto or Apple CarPlay.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 22, 2017 350000 EQUIPMENT

This informational bulletin provides information and Tips for Customers Having Difficulty Launching Android Auto or Apple CarPlay.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 14, 2017 190000 TIRES

This informational bulletin aids the technician on diagnosing possible vibrations in a vehicle, methods used for testing each scenario and documenting findings.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2017 350000 EQUIPMENT

This Bulletin provides a procedure to activate/enable 4G LTE Wi-Fi Hotspot on New vehicle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 4, 2017 353000 EQUIPMENT:ELECTRICAL

This Bulletin provides a procedure to activate/enable 4G LTE Wi-Fi Hotspot on New vehicle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 130000 VISIBILITY

This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 19, 2017 199000 TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

This technical bulletin provides a procedure on how to correct tire pressure messages and dashes.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 16, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin explains to the technician to charge the battery if the vehicle battery is discharged during transport.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 22, 2017 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

This informational bulletin provides a diagnostic tip for rear vision camera image that is grainy, distorted and/or pixelated

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 110000 ELECTRICAL SYSTEM

This Preliminary information communicates aService Adaptive Cruise With DTC C018C SYM3A After Replacing K14 Distance Sensing Cruise Control Module and provides tips for completing all necessary steps and to contact TCSC if configuration doe

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 121300 EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH

This Preliminary Information communicates to techniciansthat the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the veh

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 29, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 29, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 5, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 12, 2017 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 1, 2017 110000 ELECTRICAL SYSTEM

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 7, 2017 110000 ELECTRICAL SYSTEM

This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 7, 2017 350000 EQUIPMENT

This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 3, 2017 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 3, 2017 354000 EQUIPMENT:MECHANICAL

This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 22, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motor

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 21, 2017 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 28, 2017 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information for the technician when looking up the P/N for the 3.5 mm audio jack for the USB, to make sure and enter the VIN# to ensure the correct part is being ordered.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 22, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This Technical bulletin provides information on new software to correct the rear camera display being too bright.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 9, 2017 200000 WHEELS

This informational bulletin provides information for 22″ accessory wheel/tire usages.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 12, 2017 100000 POWER TRAIN

This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2017 350000 EQUIPMENT

This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C – and/or water leak on headliner at sun visor or overhead console areas, possible

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2017 353000 EQUIPMENT:ELECTRICAL

This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C – and/or water leak on headliner at sun visor or overhead console areas, possible

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 16, 2017 091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Techn

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 17, 2017 350000 EQUIPMENT

This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 16, 2017 353000 EQUIPMENT:ELECTRICAL

The PI was created to advise of an engineering investigation for a concern of unable to connect toOnStar Virtual Advisor when selecting “New Destination” in the OnStar menu.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 27, 2017 110000 ELECTRICAL SYSTEM

This informational bulletin provides information on Wireless Charging Module Diagnosis and cell phone compatibility.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 10, 2017 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 9, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 17, 2017 010000 STEERING

This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 13, 2018 132000 VISIBILITY:GLASS, SIDE/REAR

This PI bulletin provides information on Rear and Side Tempered Glass Spots (Quench Marks) and they are normal characteristic.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 4, 2018 160000 STRUCTURE

This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 29, 2017 020000 SUSPENSION

This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 6, 2018 161100 STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 16, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information to dealership personnel on properly eliminating unwanted odors in vehicles.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 16, 2018 110100 ELECTRICAL SYSTEM:HORN

This informational bulletin provides information on Phantom Three Beeps or Horn Chirps Heard After Turning Off Vehicle and that it should be considered normal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 16, 2018 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information on Phantom Three Beeps or Horn Chirps Heard After Turning Off Vehicle and that it should be considered normal.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2018 034530 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

This technical bulletin provides a procedure to replace the rear brake rotors to correct a condition of Squeak/Squeal Type Noise Heard at Low Speeds During Brake Apply due to moisture build up on the rotors.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 14, 2018 045300 SERVICE BRAKES, AIR:DISC:ROTOR

This technical bulletin provides a procedure to replace the rear brake rotors to correct a condition of Squeak/Squeal Type Noise Heard at Low Speeds During Brake Apply due to moisture build up on the rotors.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 5, 2018 118000 ELECTRICAL SYSTEM:SOFTWARE

This Bulletin provides ECM reprogramming information to Correct DTC P2101.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 5, 2018 060000 ENGINE (PWS)

This Bulletin provides ECM reprogramming information to Correct DTC P2101.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2018 114000 ELECTRICAL SYSTEM:WIRING

This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2018 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 9, 2018 162300 STRUCTURE:BODY:DOOR

This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 1, 2018 200000 WHEELS

This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 1, 2018 030000 BRAKES (PWS)

This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 8, 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 8, 2018 060000 ENGINE (PWS)

This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 23, 2018 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)

This informational bulletin provides information for new software for the TCM to correct a delayed engagement when performing the garage shift.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 23, 2018 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information for new software for the TCM to correct a delayed engagement when performing the garage shift.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 28, 2018 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 28, 2018 060000 ENGINE (PWS)

This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that the 10R90 and 10L80 transmissions havebeen place on a part exchange. Dealers are to contact theProduct Quality Center before replacing the transmission assembly.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 080000 FUEL SYSTEM, DIESEL

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 27, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 23, 2018 010000 STEERING

This Preliminary information communicates a power steering control module calibration error that does not allow its DTC's to transition to history and they always stay current, which can mislead a technician diagnosis. Dealers are to re

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 23, 2018 110000 ELECTRICAL SYSTEM

This Preliminary information communicates a power steering control module calibration error that does not allow its DTC's to transition to history and they always stay current, which can mislead a technician diagnosis. Dealers are to re

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 20, 2018 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicles that when a phone does not charge properly or charging cycles is on and off rapidly when connected to the single port USB hub of the vehicle. T

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 7, 2018 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

April 10, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assista

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

March 26, 2018 190000 TIRES

This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Cover

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 22, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information on new software to correct the rear camera display being to bright.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 22, 2017 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

This informational bulletin provides information on new software to correct the rear camera display being to bright.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 28, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This preliminary information bulletin provides a procedure on how to check for the customer concern of a blank radio with/without audio, by checking the the wiring harness, ECU and reprograming the HMI software update, if the wiring or ECU

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 9, 2017 355100 EQUIPMENT:OTHER:LABELS

This informational bulletin provides information for the service parts identification (SPID) label replacement.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 7, 2017 350000 EQUIPMENT

This warranty administration bulletin provide policy information on required operating procedures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 3, 2017 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to perform diagnosis before just replacing the battery sensor module.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 31, 2017 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information on Intake Manifold Inspection/Replacement After Severe Internal Engine Damage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 23, 2017 160000 STRUCTURE

Thins informational bulletin provides information on Paint-less Dent Repair Process.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 23, 2017 350000 EQUIPMENT

Thins informational bulletin provides information on Paint-less Dent Repair Process.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 30, 2017 353000 EQUIPMENT:ELECTRICAL

The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

August 2, 2017 350000 EQUIPMENT

This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S. and Canada dealers only.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 30, 2019 350000 EQUIPMENT

This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 9, 2018 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

This Preliminary information communicates repair information for therear vision camera or surround vision camera image being: – Yellow – Blurry -Distorted – Image scrolling – Image with NO gridlines – Screen is blue with gridlines

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 9, 2018 021300 SUSPENSION:FRONT:SHOCK ABSORBER

This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 9, 2018 022400 SUSPENSION:REAR:SHOCK ABSORBER

This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 2, 2018 113000 ELECTRICAL SYSTEM:STARTER ASSEMBLY

This Preliminary information communicatesThe vehicle may have an ses lamp with any of the following DTC P06DA, P06DB, P06DC, P06B6, P06B7, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230. Possible c

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 20, 2018 060000 ENGINE (PWS)

This Preliminary information communicatesA vehicle has DTC P06DD setting. (This PI applies to vehicles that have either an original or replacement oil pump).The oil pump control solenoid may be damaged or broke.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 16, 2018 060000 ENGINE (PWS)

This Preliminary information communicatesA vehicle has DTC P06DD setting. (This PI applies to vehicles that have either an original or replacement oil pump).The oil pump control solenoid may be damaged or broke .

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 9, 2018 021300 SUSPENSION:FRONT:SHOCK ABSORBER

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 9, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 8, 2018 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 7, 2018 060000 ENGINE (PWS)

This Preliminary information communicatesP0016 setting after internal engire repair. The engine Base timing is not being set correctly. The information in this PI will be helpful in setting the timing in the vehicle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 22, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

17487 – Service Update. Calibration files for the front camera module are incorrect and may cause weak, jumpy, or sporadic steering torque to be applied for Lane Keep Assist (LKA). The driver can still override the LKA by counter steering

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 6, 2018 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motor

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

February 5, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 24, 2017 350000 EQUIPMENT

This informational bulletin provides information for the IPC odometer programming method quick reference guide.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 3, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 3, 2017 350000 EQUIPMENT

This informational bulletin provides information on approved warranty part numbers for original equipment batteries

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 25, 2017 350000 EQUIPMENT

This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 25, 2017 060000 ENGINE (PWS)

This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 11, 2017 350000 EQUIPMENT

This informational bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered seepage.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2017 116000 ELECTRICAL SYSTEM:IGNITION

The information in this bulletin details the proper configurations for the ignition key, fob, key tags, key rings, key ring sizes and applying a QR code sticker or barcode sticker to a key fob.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2017 116300 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE

The information in this bulletin details the proper configurations for the ignition key, fob, key tags, key rings, key ring sizes and applying a QR code sticker or barcode sticker to a key fob.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 23, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This informational bulletin provides information to the customer on the radio display “info pages” being blank and to make sure to select in the “active info pages” menu.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 17, 2017 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

This informational bulletin provides information to the customer about the rear camera guidelines not being present at times due to the VBM taking over the rear camera option.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 27, 2017 350000 EQUIPMENT

This engineering information is requesting information from the field on vehicles that have the condition of Speaker Rattle, Speaker Crackle, Poor Sound Quality, Speaker Pop, or Speaker Distortion.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 27, 2017 353000 EQUIPMENT:ELECTRICAL

This engineering information is requesting information from the field on vehicles that have the condition of Speaker Rattle, Speaker Crackle, Poor Sound Quality, Speaker Pop, or Speaker Distortion.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 3, 2018 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Preliminary Information communication provides information to the technician about vehicles that the engine may run hot with the snow plow installed. Do not exceed 64 kilometers per hour / 40 miles per hour with a snow plow mounted to

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 25, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides information on Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application and where to locate the information for future use.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 24, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This informational bulletin provides to the tech the new version of SPS that will prompt warnings when trying to reprogram modules that have been already reprogrammed.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 25, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information on required operating procedures.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 17, 2017 200000 WHEELS

This informational bulletin provides information on mcgard wheel locks and if the key ever fractures that they will replace it via the website provided.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

July 31, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin explains the Road Force balancers and what they can do for customer concerns.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 6, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 6, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 18, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication advises the technician how to determine if the vehicle is equipped with wireless fidelity. Technician should check the Regular Production Option Code list for (VV4).

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary information communicates if the liftglass will not open using keyless entry to verify Valet Mode is not enabled.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 15, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary information communicates if the liftglass will not open using keyless entry to verify Valet Mode is not enabled.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2017 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician about vehicles that have Trailer connection not recognized or “Check Trailer wiring” or “Service Trailer Brake” message. Technician ma

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 19, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 18, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 11, 2017 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates A vehicle may have a concern of DTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 7, 2017 162300 STRUCTURE:BODY:DOOR

This Preliminary Information communication provides information to the technician about owners that want the auto door lock disabled. There is no avalible setting or Body Control Module calibration to turn off the auto door locks.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 7, 2017 160000 STRUCTURE

This Preliminary information communication provides information to the technician about vehicles with the rear body fuse block with a loose fuse connection. Technician will need to check terminal tension on the rear fuse block. Technician w

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 7, 2017 114400 ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

This Preliminary Information communication provides information to the technician about the new 2015 – 2017 Tahoe Police Package Vehicle and Special Service Vehicle have four relay controlled circuits which can be utilized when installing s

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 18, 2017 060000 ENGINE AND ENGINE COOLING

This PI was superseded to update model years and add information concerning idle surge, reduced engine power mode, and/or DTCs P0068, P0121, P1516, P2101, P2119, and/or P2176 that may be experienced on high mileage vehicles. Please discard

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 6, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary Information communication provides information to the technician about vehicles that may have a clock that is slow to update while driving when the clock auto set feature enabled. Dealer should communicate to the customer t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 23, 2018 200000 WHEELS

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 25, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2018 120000 EXTERIOR LIGHTING

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Code

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 010000 STEERING

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 140000 AIR BAGS

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 270000 LANE DEPARTURE

This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 010000 STEERING

This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 030000 SERVICE BRAKES, HYDRAULIC

This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 116000 ELECTRICAL SYSTEM:IGNITION

This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 150000 SEAT BELTS

This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 19, 2018 200000 WHEELS

This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 18, 2018 280000 BACK OVER PREVENTION

This Preliminary Information communication provides information to the technician about vehicles that have a Harsh Shift 1/2 and 2/3 and Sputter Applying Throttle Between 0 and 30%, Rough idle. Technician may find Diagnostic Trouble Codes P

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 18, 2018 060000 ENGINE (PWS)

This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 24, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Ca

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 16, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Technician will need to test the cooling system looking for leaks at th

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 16, 2018 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is c

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 16, 2018 106200 POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is c

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 16, 2018 280000 BACK OVER PREVENTION

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is c

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 4, 2018 350000 EQUIPMENT

This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 15, 2018 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 15, 2018 120000 EXTERIOR LIGHTING

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 15, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead t

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 12, 2018 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. This concern will only occur when the temperatures is below 32 degrees Fahrenheit a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 12, 2018 340000 COMMUNICATION

This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. This concern will only occur when the temperatures is below 32 degrees Fahrenheit a

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 12, 2018 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician how to diagnose and repair a vehicle with an engine that runs with an intermittent crank no start with a Diagnostic Trouble Code P0011 or P00C6 current or his

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 17, 2018 100000 POWER TRAIN

This Preliminary Information communication provides information and definitionsto the technician about vehicles that have fishbite, chuggle, misfire,AFM disturbances or torque converter shudder/vibrationconcerns. Technician are advised to u

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 9, 2018 284000 BACK OVER PREVENTION: CAMERA SYSTEM

This Preliminary information communicates repair information for therear vision camera or surround vision camera image being: – Yellow – Blurry -Distorted – Image scrolling – Image with NO gridlines – Screen is blue with gridlines

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

January 9, 2018 340000 COMMUNICATION

This Preliminary information communicates repair information for therear vision camera or surround vision camera image being: – Yellow – Blurry -Distorted – Image scrolling – Image with NO gridlines – Screen is blue with gridlines

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2017 162800 STRUCTURE:BODY:HOOD

This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

December 21, 2017 162810 STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS

This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2017 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Technician should obtain a hand-held GPS unit to test the odomete

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2017 123000 EXTERIOR LIGHTING:TAIL LIGHTS

This Preliminary Information communication provides information to the technician about vehicle that may have wind whistle noise heard from the right or left rear quarter glass area when driving at highway speeds or with a cross wind. Techn

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2017 010000 STEERING

This Preliminary information communicates a power steering control module calibration error that does not allow its DTC's to transition to history and they always stay current, which can mislead a technician diagnosis. Dealers are to re

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 3, 2017 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 3, 2017 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 21, 2017 190000 TIRES

This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2017 110000 ELECTRICAL SYSTEM

This Preliminary information communicates a false setting of DTCU0121 in the FVCM due to a FVCM software anomaly. Code U0121 will set and be moved to history in the FVCM with each ignition cycle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 20, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary information communicates a false setting of DTCU0121 in the FVCM due to a FVCM software anomaly. Code U0121 will set and be moved to history in the FVCM with each ignition cycle.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 14, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 14, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 13, 2017 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option C

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 13, 2017 060000 ENGINE (PWS)

This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option C

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2017 353000 EQUIPMENT:ELECTRICAL

This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

November 7, 2017 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

This Preliminary Information communication provides information to the technician about vehicles that may have a content theft alarm sounding for no apparent reason. Technician may use all published Service Information diagnostics and has n

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 30, 2017 272000 LANE DEPARTURE: ASSIST

This Preliminary Information communication provides information to the technician about vehicles that show a “Take Steering” message on the Driver Information Center along with a warning chime/alert. Dealer should be advised the purpose of

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 30, 2017 350000 EQUIPMENT

This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 30, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 24, 2017 264000 FORWARD COLLISION AVOIDANCE: SENSING SYSTEM

This Preliminary information communicatesa “Forward Collision System Reduced” message displayed on the DIC when theForward Automatic Braking has been set to the “Alert” setting. This is normal when theFAB has been set to “Alert”.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 24, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 24, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 13, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 13, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2017 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that the 10R90 and 10L80 transmissions havebeen place on a part exchange. Dealers are to contact theProduct Quality Center before replacing the transmission assembly.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2017 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary information communicates to the dealer technician that the 10R90 and 10L80 transmissions havebeen place on a part exchange. Dealers are to contact theProduct Quality Center before replacing the transmission assembly.

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2017 100000 POWER TRAIN

This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the T87A Transmission Control Module. The dealer technician is advised to call the GM Product Quality Center for fu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the T87A Transmission Control Module. The dealer technician is advised to call the GM Product Quality Center for fu

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2017 160000 STRUCTURE

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 16, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 5, 2017 118000 ELECTRICAL SYSTEM:SOFTWARE

This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface contro

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 2, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages &ldq

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 2, 2017 111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32° F (0° C) after a battery or reprogramming a module. The outside temperature

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 2, 2017 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 3, 2017 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availabilit

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 3, 2017 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availabilit

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

October 3, 2017 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availabilit

Click to view a copy of the full alert on NHTSA's website (select "Manufacturer Communication")

2018 CHEVROLET Tahoe

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