2021 GMC Sierra 2500

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

4 Recalls for 2021 GMC Sierra 2500

Recall Date Component Summary
September 29, 2021 SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE

General Motors, LLC (GM) is recalling certain 2021-2022 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500, and Sierra 3500 vehicles with electronic brake control modules (EBCM) replaced during vehicle assembly. The bolts that attach the brake pressure modulator valve (BPMV) assembly may not be properly tightened, which could fail to seal the two sub-assemblies and allow water intrusion.

Remedy:

Owners are advised to park outside and away from other structures until the recall repair is completed. Dealers will replace the BPMV assembly, free of charge. Owner notification letters were mailed on October 20, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM’s number for this recall is N212349181.

July 29, 2021 TIRES:TEMPORARY/EMERGENCY SPARE TIRE

General Motors, LLC. (GM) is recalling certain 2020-2021 Chevrolet Silverado 2500 and GMC Sierra 2500 vehicles equipped with a 17″ spare tire (RPO ZHQ or ZXT) and either the 20″ accessory road tire (RPO REM) or the 18″ accessory road tire (RPO Q2V). Operating the spare tire with other 20″ or 18″ tires can prevent the Anti-Lock Braking System (ABS) from engaging.

Remedy:

Dealers will provide the appropriate spare tire and apply a new spare tire information label, free of charge. Owner notification letters were mailed on October 18, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020; GMC customer service at 1-800-462-8782. GM’s number for this recall is N212329780.

December 17, 2020 SEAT BELTS | SEAT BELTS:CRITICAL FASTENERS

General Motors, LLC (GM) is recalling certain 2019-2021 Chevrolet Silverado 1500 and GMC Sierra 1500, 2021 Chevrolet Suburban and Tahoe and GMC Yukon XL and 2020-2021 Chevrolet Silverado 2500 and 3500 and GMC Sierra 2500 and 3500 vehicles. The seat belt brackets may not be secured to the seat frame in the front-row center seating position.

Remedy:

GM will notify owners, and dealers will inspect left-side and right-side front-row center seat-belt bracket attachments and reassemble it correctly as necessary, free of charge. The recall began January 26, 2021. Owners may contact GMC customer service at 1-800-462-8782, Chevrolet customer service at 1-800-222-1020. GM’s number for this recall is N202314670.

December 23, 2020 SEAT BELTS | SEAT BELTS:CRITICAL FASTENERS

General Motors, LLC (GM) is recalling certain 2020 Chevrolet Bolt EV and 2021 GMC Canyon and Sierra 1500, 2500 and 3500, Yukon, Yukon XL, Cadillac Escalade and Escalade ESV and Chevrolet Blazer, Camaro, Colorado, Equinox, Silverado 1500, 2500 and 3500, Suburban and Tahoe vehicles. Incorrect bolts may have been used at one or more fastening locations to secure the seat belts to the vehicle. If an incorrect bolt was used, the seat belt may not be properly attached to the vehicle.

Remedy:

GM will notify owners, and dealers will replace the suspect bolts, free of charge. The recall began January 29, 2021. Owners may contact GMC customer service at 1-800-462-8785, Cadillac customer service at 1-800-458-8006, or Chevrolet customer service at 1-800-222-1020. GM’s number for this recall is N202322230.

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 2021 GMC Sierra 2500

skip to NHTSA complaints

Date Component  

1 Complaints submitted to NHTSA for 2021 GMC Sierra 2500

skip to CAS complaints

Date Component  
BACK OVER PREVENTION: WARNINGS | ENGINE | FORWARD COLLISION AVOIDANCE: WARNINGS
ODI Number: 11398288
Is the government investigating the safety of your vehicle? Find out here.

0 Investigations for 2021 GMC Sierra 2500

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.

470 Service Alerts for 2021 GMC Sierra 2500

Date Description
June 9, 2022 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information for dealers/technicians on Aero Shutter Related Diagnostic Codes.

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

June 9, 2022 110000 ELECTRICAL SYSTEM

This informational bulletin provides information for dealers/technicians on Aero Shutter Related Diagnostic Codes.

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")

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")

May 2, 2022 010000 STEERING

This Preliminary information communicates an issues with a pop, clunk, knock, rattle type noise heard from the steering column over bumps and ask dealerships to replace the upper column shaft.

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

May 2, 2022 280000 BACK OVER PREVENTION

This Preliminary information communicates an issues with a pop, clunk, knock, rattle type noise heard from the steering column over bumps and ask dealerships to replace the upper column shaft.

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 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 5, 2022 350000 EQUIPMENT

This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.

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

This service bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).

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

January 7, 2022 070000 FUEL SYSTEM, GASOLINE

This service bulletin provides information on availability of Diesel Fuel additives.

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

January 7, 2022 080000 FUEL SYSTEM, DIESEL

This service bulletin provides information on availability of Diesel Fuel additives.

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 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 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")

June 8, 2022 060000 ENGINE AND ENGINE COOLING

This engineering information (EI) closure ends the need for further information from the field in regards Service Emission System and/or DEF Level Low message on driver information center (DIC).

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

June 2, 2022 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon (SES) Lamp illuminated and/or ⿿Service Emissions Syste

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

June 2, 2022 100000 POWER TRAIN

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon (SES) Lamp illuminated and/or ⿿Service Emissions Syste

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

June 2, 2022 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon (SES) Lamp illuminated and/or ⿿Service Emissions Syste

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 25, 2022 354000 EQUIPMENT:MECHANICAL

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

May 25, 2022 060000 ENGINE (PWS)

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

May 27, 2022 210000 TRAILER HITCHES

This informational bulletin provides explanation of a normal condition of a loose fitting ball receiver in the gooseneck.

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")

May 19, 2022 100000 POWER TRAIN

This service bulletin provides repair information to correct customer concerns of Rear Wheel Lock Up, ABS Event, Loud Bang and a Flashing ⿿D⿝ on Driver Information Center (DIC) when Lightly or Moderately Accelerating Forcing an 8-7 or 8

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 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")

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 10, 2022 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin explains how to identify possible DEF contamination.

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

May 27, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.

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

May 27, 2022 110000 ELECTRICAL SYSTEM

This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.

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

May 24, 2022 060000 ENGINE AND ENGINE COOLING

THis informational bulletin advises the tech not to replace the exhaust system if they smell plastic or rubber.

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

May 24, 2022 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

THis informational bulletin advises the tech not to replace the exhaust system if they smell plastic or rubber.

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

January 12, 2022 354730 EQUIPMENT:MECHANICAL:BOOM/CRANE/LADDER:HOSES/CABLES/RODS/GEARS/STRUT/CYLINDER

This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.

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

January 10, 2022 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

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

January 7, 2022 061500 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION

This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.

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

January 19, 2022 070000 FUEL SYSTEM, GASOLINE

This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in

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

January 19, 2022 120000 EXTERIOR LIGHTING

This service bulletin provides service information for customer concerns of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated that may be caused by gelling of fuel in

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

January 11, 2022 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.

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

May 24, 2022 110000 ELECTRICAL SYSTEM

This informational bulletin provides information on Information on Common Customer Trailer Side Faults.

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

May 24, 2022 114400 ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

This informational bulletin provides information on Information on Common Customer Trailer Side Faults.

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

May 24, 2022 120000 EXTERIOR LIGHTING

This informational bulletin provides information on Information on Common Customer Trailer Side Faults.

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")

May 19, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6.

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")

January 11, 2022 060000 ENGINE AND ENGINE COOLING

Informational bulletin explaining how a plow may cause overheating and engine damage when traveling over 45 mph.

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

January 6, 2022 110600 ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS

This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.

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

January 10, 2022 358260 EQUIPMENT:EMERGENCY:FIRE SUPRESSION:SMOKE/CO WARNING/ALARM

This service bulletin provides a diagnostic aid procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.

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

January 6, 2022 070000 FUEL SYSTEM, GASOLINE

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

January 6, 2022 080000 FUEL SYSTEM, DIESEL

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

February 8, 2022 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary information communicates that the service 4wd message related to C119E is under investigation for a repair.

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

May 11, 2022 060000 ENGINE AND ENGINE COOLING

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards Service Emission System and/or DEF Level Low message on driver information center (DI

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

May 11, 2022 080000 FUEL SYSTEM, DIESEL

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards Service Emission System and/or DEF Level Low message on driver information center (DI

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")

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")

January 6, 2022 070000 FUEL SYSTEM, GASOLINE

This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.

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

January 6, 2022 080000 FUEL SYSTEM, DIESEL

This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.

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 6, 2021 030000 SERVICE BRAKES, HYDRAULIC

This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.

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

December 6, 2021 280000 BACK OVER PREVENTION

This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.

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

December 6, 2021 061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.

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")

December 16, 2021 120000 EXTERIOR LIGHTING

This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion.

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

December 16, 2021 140000 AIR BAGS

This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion.

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

December 16, 2021 270000 LANE DEPARTURE

This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion.

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

May 3, 2022 118000 ELECTRICAL SYSTEM:SOFTWARE

This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message on the Driver Information Center (DIC).

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

May 3, 2022 264100 FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA

This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message on the Driver Information Center (DIC).

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

March 2, 2022 110000 ELECTRICAL SYSTEM

This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.

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

March 31, 2022 118520 ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS

This Preliminary information communicates and issue with the park assist off message or unwanted/false parking assist alerts and provide diagnostics tip for dealership to inspect the parking assist sensor/bezel mounting in the front and rea

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 27, 2022 350000 EQUIPMENT

This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values.

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

April 27, 2022 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values.

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

April 27, 2022 060000 ENGINE AND ENGINE COOLING

This information bulletin explains how to measure for oil consumption and possible reasons for loss of oil.

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")

April 22, 2022 350000 EQUIPMENT

This service bulletin provides radio software version 135120 (IOR) update procedures to correct customer concerns of software related issues.

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

January 14, 2022 130000 VISIBILITY

This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.

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

January 14, 2022 280000 BACK OVER PREVENTION

This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body.

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 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 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")

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 11, 2022 110000 ELECTRICAL SYSTEM

This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.

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")

January 27, 2022 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates to dealership technicians to perform a sweep of the coolant flow control valve and test the circuits before replacing the Engine Coolant Flow Control Valve, and to assist engineering in root causing

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 9, 2022 060000 ENGINE AND ENGINE COOLING

This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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

March 9, 2022 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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

March 9, 2022 060000 ENGINE (PWS)

This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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

March 2, 2022 100000 POWER TRAIN

This Preliminary information communicates to the dealer a condition with the throttle body that may illuminate the service engine soon light, cause the engine to run rough and/or display reduced engine power message. Dealers are instructed

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 22, 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")

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 31, 2022 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.

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

March 31, 2022 160000 STRUCTURE

This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.

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

March 31, 2022 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs.

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

March 22, 2022 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.

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

March 22, 2022 354000 EQUIPMENT:MECHANICAL

This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.

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

February 14, 2022 140000 AIR BAGS

This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.

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

February 14, 2022 210000 TRAILER HITCHES

This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues.

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 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 24, 2022 100000 POWER TRAIN

This technical bulletin provides repair information to correct a customer concern of Service 4WD Message illuminated on Driver Information Center (DIC), DTCs C118D, C119B and/or C119C set.

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

March 24, 2022 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Service 4WD Message illuminated on Driver Information Center (DIC), DTCs C118D, C119B and/or C119C set.

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

March 7, 2022 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

March 7, 2022 130000 VISIBILITY

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

March 7, 2022 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

March 1, 2022 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message on the Driver Information Center (DIC).

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

March 1, 2022 260000 FORWARD COLLISION AVOIDANCE

This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message on the Driver Information Center (DIC).

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

March 1, 2022 270000 LANE DEPARTURE

This technical bulletin provides repair information to correct a customer concern of Service Front Camera Message on the Driver Information Center (DIC).

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

March 10, 2022 160000 STRUCTURE

This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.

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

March 10, 2022 350000 EQUIPMENT

This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.

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

February 4, 2022 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

Service Update. On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are

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

February 8, 2022 980000 UNKNOWN OR OTHER

This Preliminary information communicates that the service 4wd message related to C119E is under investigation for a repair.

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

February 15, 2022 070000 FUEL SYSTEM, GASOLINE

This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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

February 15, 2022 080000 FUEL SYSTEM, DIESEL

This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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

February 15, 2022 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector.

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

February 4, 2022 080000 FUEL SYSTEM, DIESEL

Service Update. On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are

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

February 4, 2022 118000 ELECTRICAL SYSTEM:SOFTWARE

Service Update. On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are

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

January 18, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the

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

January 18, 2022 280000 BACK OVER PREVENTION

This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the

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

December 16, 2021 062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM

THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes.

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

December 16, 2021 980000 UNKNOWN OR OTHER

THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes.

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

December 6, 2021 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")

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")

January 20, 2022 080000 FUEL SYSTEM, DIESEL

On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are to reprogram the

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

January 20, 2022 110000 ELECTRICAL SYSTEM

On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Dealers are to reprogram the

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

November 18, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.

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

November 18, 2021 350000 EQUIPMENT

This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.

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

November 18, 2021 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.

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

November 18, 2021 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides a procedure to re-route the coolant hose away from the front prop shaft to avoid contact.

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

November 17, 2021 350000 EQUIPMENT

This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation – Flashing Diamond – Spot – or UFO like image on Rear View Camera Display.

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

November 17, 2021 280000 BACK OVER PREVENTION

This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation – Flashing Diamond – Spot – or UFO like image on Rear View Camera Display.

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 4, 2021 350000 EQUIPMENT

This technical bulletin provides a procedure This technical bulletin provides repair information to correct a customer concern of Unable to Set PIN to Enable Teen Driver Feature.

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

November 4, 2021 117210 ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE:FUEL LEVEL FLOAT/SENSOR/SENDING UNIT

This technical bulletin provides a procedure This technical bulletin provides repair information to correct a customer concern of Unable to Set PIN to Enable Teen Driver Feature.

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

November 9, 2021 100000 POWER TRAIN

This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.

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

November 9, 2021 350000 EQUIPMENT

This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.

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

November 9, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak.

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

November 18, 2021 062300 ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes.

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

November 18, 2021 350000 EQUIPMENT

THis technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes.

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

November 24, 2021 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Articulated Running Board (ARB).

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

November 24, 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Articulated Running Board (ARB).

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")

November 1, 2021 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM

This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box remo

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 repair information to correct a customer concern of Clean Exhaust Filter, Perform Manual Regen, and Loss of Digital Speedometer DIC Displays.

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

January 20, 2021 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This technical bulletin provides a procedure to program the reductant fluid module if found the cause of the customers concern.

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

January 21, 2021 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This bulletin provides a possible location of a bad connection at the reductant fluid tanks electrical connector.

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

January 13, 2021 080000 FUEL SYSTEM, DIESEL

This informational bulletin provides a test procedure, for a possible faulty DEF Heater.

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

January 13, 2021 061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

This informational bulletin provides a test procedure, for a possible faulty DEF Heater.

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

January 5, 2021 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin explains how the regen works for the DEF system and how it works at different levels.

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

January 5, 2021 350000 EQUIPMENT

This informational bulletin explains how the regen works for the DEF system and how it works at different levels.

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

January 5, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin explains how the regen works for the DEF system and how it works at different levels.

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

January 11, 2021 080000 FUEL SYSTEM, DIESEL

This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

January 11, 2021 350000 EQUIPMENT

This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

January 11, 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

January 12, 2021 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

January 12, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

January 12, 2021 118620 ELECTRICAL SYSTEM:ADAS:HUD:CAMERA/SENSOR

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

December 7, 2020 110000 ELECTRICAL SYSTEM

GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers information

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

December 23, 2020 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the airbag lamp illuminated on the driver?s information center (DIC).

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

December 8, 2020 120000 EXTERIOR LIGHTING

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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 20, 2021 070000 FUEL SYSTEM, GASOLINE

This service bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

August 31, 2021 030000 SERVICE BRAKES, HYDRAULIC

This technical bulleti provides a procedure to replace the front and rear brake pads if the brakes are squealing.

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")

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 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 12, 2021 350000 EQUIPMENT

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon Lamp Illuminated On Driver Information Center (DIC), DTC P208B

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

January 12, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon Lamp Illuminated On Driver Information Center (DIC), DTC P208B

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

January 12, 2021 060000 ENGINE (PWS)

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon Lamp Illuminated On Driver Information Center (DIC), DTC P208B

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

January 27, 2021 350000 EQUIPMENT

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the trailer brake being inoperative and/or check trailer brakes message on driv

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

January 27, 2021 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the trailer brake being inoperative and/or check trailer brakes message on driv

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

January 12, 2021 350000 EQUIPMENT

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center (D

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 20, 2021 160000 STRUCTURE

This Preliminary information communicates information on correcting a rattle noise on driver side of cowl heat shield.

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

September 14, 2021 350000 EQUIPMENT

This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device.

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")

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 23, 2020 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the airbag lamp illuminated on the driver?s information center (DIC).

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

December 8, 2020 110000 ELECTRICAL SYSTEM

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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

December 8, 2020 350000 EQUIPMENT

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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 6, 2021 060000 ENGINE (PWS)

This preliminary information bulletin instructs to technicians to check the trigger wheel for interfering with the timing chain, and adding a shim to the camshaft position sensor.

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

December 3, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Rear Camera Inoperable.

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 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 21, 2021 350000 EQUIPMENT

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the trailer light message and/or trailer disconnect message on the infotainm

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

June 21, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the trailer light message and/or trailer disconnect message on the infotainm

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

June 21, 2021 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the trailer light message and/or trailer disconnect message on the infotainm

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

June 3, 2021 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

June 3, 2021 350000 EQUIPMENT

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

June 3, 2021 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

June 2, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides a procedure to correct a condition of a Service Emission System and/or Service Engine Soon Lamp Illuminated on Driver Information Center (DIC), DTC P208B Set.

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 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 3, 2021 105000 POWER TRAIN:DRIVELINE

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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

June 3, 2021 350000 EQUIPMENT

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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

June 3, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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 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 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

May 27, 2021 060000 ENGINE (PWS)

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

May 11, 2021 030000 SERVICE BRAKES, HYDRAULIC

Service Update Bulletin. Certain vehicles may have an erratic signal coming from the engine manifold absolute pressure (MAP) sensor. Customers may notice the service engine soon (SES) lamp illuminate or was illuminated and turned off. DTC?

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

May 17, 2021 060000 ENGINE (PWS)

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to one or more of the following condition Stalls, Crank with no star, Check Eng

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

May 5, 2021 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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

May 5, 2021 060000 ENGINE (PWS)

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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

May 26, 2021 350000 EQUIPMENT

This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.

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

May 7, 2021 350000 EQUIPMENT

This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.

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 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 21, 2021 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the trailer light message and/or trailer disconnect message on the infotainm

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

June 21, 2021 210000 TRAILER HITCHES

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the trailer light message and/or trailer disconnect message on the infotainm

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

June 23, 2021 119000 ELECTRICAL SYSTEM:PROPULSION SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to their vehicle having sudden loss of propulsion.

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

June 11, 2021 119000 ELECTRICAL SYSTEM:PROPULSION SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to their vehicle having sudden loss of propulsion.

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

June 3, 2021 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

June 3, 2021 119340 ELECTRICAL SYSTEM:PROPULSION SYSTEM:FUSES, RELAYS, CONTACTS, AND SHUNTS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System M

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

June 10, 2021 126000 EXTERIOR LIGHTING:TURN SIGNAL

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a turn signal not canceling and/or mis-canceling.

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

June 11, 2021 060000 ENGINE AND ENGINE COOLING

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to why is Engineering seeking more details on what is driving Engine Oil Cooler

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

June 3, 2021 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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 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 10, 2021 345000 COMMUNICATION: VEHICLE TO INFRASTRUCTURE

This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.

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 28, 2021 119110 ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM)

This technical bulletin provides repair information to correct a customer concern of MIL Illuminated- ECM Update for P026C, P20EE, or P11D5.

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 24, 2021 100000 POWER TRAIN

This technical bulletin provides the tech with a procedure to check if the transmission is the cause of the concern by checking the data.

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

May 17, 2021 100000 POWER TRAIN

This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.

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

May 6, 2021 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on Information on GM Accessories – Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period.

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 7, 2021 110000 ELECTRICAL SYSTEM

This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6.

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

May 3, 2021 280000 BACK OVER PREVENTION

This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation – Flashing Diamond – Spot – or UFO like image on Rear View Camera Display.

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

May 3, 2021 160000 STRUCTURE

This technical bulletin provides a procedure to replace the lower seat frame to correct the condition of Pop Noise Heard During Seat Travel and/or Inadequate Seat Rearward Travel due to a supplier installation error.

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

May 3, 2021 220000 SEATS

This technical bulletin provides a procedure to replace the lower seat frame to correct the condition of Pop Noise Heard During Seat Travel and/or Inadequate Seat Rearward Travel due to a supplier installation error.

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

May 24, 2021 100000 POWER TRAIN

This technical bulletin provides the tech with a procedure to check if the transmission is the cause of the concern by checking the data.

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

May 17, 2021 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.

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

May 28, 2021 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides repair information to correct a customer concern of MIL Illuminated- ECM Update for P026C, P20EE, or P11D5.

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 6, 2021 080000 FUEL SYSTEM, DIESEL

This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

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

May 6, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

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

May 6, 2021 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

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 6, 2021 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on Information on GM Accessories – Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period.

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

May 3, 2021 280000 BACK OVER PREVENTION

This service bulletin provides information for customers/dealers/technicians on Normal Rearview Camera Display Operation – Flashing Diamond – Spot – or UFO like image on Rear View Camera Display.

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

May 12, 2021 170000 LATCHES/LOCKS/LINKAGES

This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

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

May 3, 2021 220000 SEATS

This technical bulletin provides a procedure to replace the lower seat frame to correct the condition of Pop Noise Heard During Seat Travel and/or Inadequate Seat Rearward Travel due to a supplier installation error.

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

May 7, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6.

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 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 12, 2021 110000 ELECTRICAL SYSTEM

This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

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

May 12, 2021 170000 LATCHES/LOCKS/LINKAGES

This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.

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

May 24, 2021 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that it is a normal characteristic for vehicles equipped with the 10L1000 transmission to start off in second gear in normal driving mode. It also communicates that the vehi

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 110000 ELECTRICAL SYSTEM

This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box remo

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

April 30, 2021 100000 POWER TRAIN

This informational bulletin advises the technician to verify the TCM is asleep before trying to repair the transmission in order for all the codes to be re-set.

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 26, 2021 357400 EQUIPMENT:APPLIANCE:ELECTRIC WATER HEATER

This technical bulletin provides a procedure to install a pice of foam between the heater core pipes to correct the customers concern.

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 23, 2021 100000 POWER TRAIN

This service bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6.

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 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 23, 2021 010000 STEERING

This Preliminary information communicates an issues with a pop, clunk, knock, rattle type noise heard from the steering column over bumps and ask dealerships to replace the upper column shaft.

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

March 25, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of DTC?s P05AE or P059F Set Current or History.

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

March 17, 2021 116340 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

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 2021 and newer model year vehicles with RPO ATH

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

March 16, 2021 350000 EQUIPMENT

This informational bulletin directs dealers to the correct path needed to correct a vehicle with the condition of Add-On Equipment Inoperative, Sulfur/Acid Smell During Vehicle Operation based on the correct cause.

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

March 22, 2021 116340 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER

This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).

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 engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to why is Engineering seeking more details on what is driving Engine Oil Cooler

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

March 31, 2021 280000 BACK OVER PREVENTION

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards one or more camera views showing intermittent behavior and/or totally inoperabl

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 18, 2021 140000 AIR BAGS

This technical bulletin provides a procedure to replace the air bag and air bag harness to correct a condition of Airbag Malfunction Warning and Airbag Malfunction Indicator Illuminated with DTC B0001-1B due to corrosion.

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

March 8, 2021 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides a test procedure, for a possible faulty DEF Heater.

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

March 4, 2021 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor 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 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 060000 ENGINE AND ENGINE COOLING

This informational bulletin explains why more DEF is being used in diesel engines do to new emission standards.

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 5, 2021 010000 STEERING

This technical bulletin provides repair information to correct a customer concern of steering wheel oscillation, vibration, shake 50-80 mph.

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 30, 2021 126200 EXTERIOR LIGHTING:TURN SIGNAL:SWITCH

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a turn signal not canceling and/or mis-canceling.

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

March 3, 2021 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Dead Battery and/or Shift to Park Lamp Illuminated On Driver Information C

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

March 31, 2021 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Engine Soon Lamp illuminated on Driver Information Center.

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 1, 2021 200000 WHEELS

This informational bulletin provides information on Wheel Balancer Mounting Instructions.

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

March 17, 2021 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to correct the condition of Information on Vehicles Engine Shuts Off After 30 or 60 Minutes of Idling.

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

March 10, 2021 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This technical bulletin provides repair information to correct a customer concern of False Traction Control or Stability Event During Slow Speed Sharp Turns.

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 18, 2021 200000 WHEELS

Customer Satisfaction Program. Certain vehicles may have had a double charge applied for the 20-inch aluminum wheels with accents at the time of vehicle purchase. Dealers will provide the customer with a reimbursement check in the amount of

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")

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")

January 12, 2021 140000 AIR BAGS

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon Lamp Illuminated On Driver Information Center (DIC), DTC P208B

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

January 27, 2021 210000 TRAILER HITCHES

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the trailer brake being inoperative and/or check trailer brakes message on driv

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

January 27, 2021 030000 BRAKES (PWS)

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the trailer brake being inoperative and/or check trailer brakes message on driv

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

January 12, 2021 060000 ENGINE (PWS)

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center (D

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

January 12, 2021 110600 ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center (D

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 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of Clean Exhaust Filter, Perform Manual Regen, and Loss of Digital Speedometer DIC Displays.

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

January 20, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to program the reductant fluid module if found the cause of the customers concern.

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

January 21, 2021 110000 ELECTRICAL SYSTEM

This bulletin provides a possible location of a bad connection at the reductant fluid tanks electrical connector.

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

January 13, 2021 353800 EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER

This informational bulletin provides a test procedure, for a possible faulty DEF Heater.

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

January 5, 2021 138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This informational bulletin explains how the regen works for the DEF system and how it works at different levels.

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 11, 2021 070000 FUEL SYSTEM, GASOLINE

This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

January 12, 2021 280000 BACK OVER PREVENTION

This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed.

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

January 29, 2021 030000 BRAKES (PWS)

This technical bulleti provides a procedure to replace the front and rear brake pads if the brakes are squealing.

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 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")

December 7, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers information

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

December 23, 2020 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the airbag lamp illuminated on the driver?s information center (DIC).

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

December 8, 2020 210000 TRAILER HITCHES

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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

December 3, 2020 280000 BACK OVER PREVENTION

This technical bulletin provides repair information to correct a customer concern of Rear Camera Inoperable.

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

December 14, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the

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

December 14, 2020 280000 BACK OVER PREVENTION

This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the

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")

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 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 16, 2020 353000 EQUIPMENT:ELECTRICAL

This service bulletin provides information for dealers/technicians on Normal Characteristic – Wireless Phone Projection Audio Cuts Out Every 10 Seconds on New/Unsold Vehicles.

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

October 28, 2020 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.

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

October 28, 2020 350000 EQUIPMENT

This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.

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

October 28, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.

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")

October 22, 2020 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

This informational bulletin provides information on higher than expected oil consumption.

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

October 22, 2020 080000 FUEL SYSTEM, DIESEL

This informational bulletin provides information on higher than expected oil consumption.

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

October 23, 2020 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

October 23, 2020 080000 FUEL SYSTEM, DIESEL

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

October 23, 2020 350000 EQUIPMENT

This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.

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

October 30, 2020 080000 FUEL SYSTEM, DIESEL

This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.

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

October 30, 2020 350000 EQUIPMENT

This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.

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

November 30, 2020 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the airbag lamp illuminated on the driver?s information center (DIC).

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

November 17, 2020 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the airbag lamp illuminated on the driver?s information center (DIC).

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

November 4, 2020 113000 ELECTRICAL SYSTEM:STARTER ASSEMBLY

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start.

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

November 4, 2020 350000 EQUIPMENT

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start.

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

November 4, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start.

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")

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 14, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the

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

December 14, 2020 280000 BACK OVER PREVENTION

This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the

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

December 7, 2020 110000 ELECTRICAL SYSTEM

GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers information

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 23, 2020 140000 AIR BAGS

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the airbag lamp illuminated on the driver?s information center (DIC).

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

December 8, 2020 210000 TRAILER HITCHES

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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")

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")

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")

October 19, 2020 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.

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

October 19, 2020 090000 FUEL SYSTEM, OTHER

This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.

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

October 23, 2020 070000 FUEL SYSTEM, GASOLINE

This service bulletin provides information to correct a customer concern of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated.

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

October 23, 2020 062400 ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP

This service bulletin provides information to correct a customer concern of an in-tank fuel pump whining noise, engine hard to start and/or stalls and Malfunction Indicator Lamp (MIL) is illuminated.

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

November 16, 2020 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

This Informational Bulletin provides information on availability of Diesel Fuel additives.

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

November 16, 2020 080000 FUEL SYSTEM, DIESEL

This Informational Bulletin provides information on availability of Diesel Fuel additives.

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

October 26, 2020 350000 EQUIPMENT

This informational bulletin explains how to check the NOx Catalyst Reductant-Load Adaptive Values using GSD2.

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

October 26, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin explains how to check the NOx Catalyst Reductant-Load Adaptive Values using GSD2.

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

October 26, 2020 060000 ENGINE (PWS)

This informational bulletin explains how to check the NOx Catalyst Reductant-Load Adaptive Values using GSD2.

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")

December 3, 2020 280000 BACK OVER PREVENTION

This technical bulletin provides repair information to correct a customer concern of Rear Camera Inoperable.

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

November 16, 2020 073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.

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

November 16, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern.

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 17, 2020 061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

This informational bulletin provides a way for the technician to identify if the ECM has been modified.

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

November 23, 2020 101000 POWER TRAIN:CLUTCH ASSEMBLY

This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern.

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

November 23, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern.

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

November 23, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to replace the 4 5 6 clutch housing if the bushing was found worn and the cause of the customers concern.

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")

November 6, 2020 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.

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

November 6, 2020 350000 EQUIPMENT

This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.

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")

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")

October 30, 2020 030000 BRAKES (PWS)

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the ABS or the traction control message illuminated in the Drivers Information Cen

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

October 23, 2020 110000 ELECTRICAL SYSTEM

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start.

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

October 23, 2020 210000 TRAILER HITCHES

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the trailer brake being inoperative and/or check trailer brakes message on drivers in

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 110000 ELECTRICAL SYSTEM

This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw.

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

October 27, 2020 350000 EQUIPMENT

This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw.

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

October 27, 2020 080000 FUEL SYSTEM, DIESEL

This informational bulletin explains how to identify possible DEF contamination.

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

October 27, 2020 350000 EQUIPMENT

This informational bulletin explains how to identify possible DEF contamination.

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

November 2, 2020 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.

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

November 2, 2020 350000 EQUIPMENT

This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.

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

October 28, 2020 100000 POWER TRAIN

This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.

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

October 28, 2020 350000 EQUIPMENT

This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.

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

October 28, 2020 060000 ENGINE (PWS)

This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.

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

October 13, 2020 080000 FUEL SYSTEM, DIESEL

This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

October 13, 2020 082100 FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP

This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

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

October 20, 2020 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

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

October 20, 2020 080000 FUEL SYSTEM, DIESEL

This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.

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")

April 7, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order.

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

April 7, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order.

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")

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")

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")

September 30, 2020 050000 PARKING BRAKE

PIP5753 created to advise the technician to inspect for loose bolts on the turbocharger if there is a performance issue and code set.

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

September 30, 2020 200000 WHEELS

PIP5753 created to advise the technician to inspect for loose bolts on the turbocharger if there is a performance issue and code set.

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

August 10, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed.

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")

July 13, 2020 060000 ENGINE AND ENGINE COOLING

This engineering informational bulletin is requesting information from technicians to inspect for engine oil leak and contact the engineer listed.

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

July 13, 2020 060000 ENGINE (PWS)

This engineering informational bulletin is requesting information from technicians to inspect for engine oil leak and contact the engineer listed.

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")

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")

September 21, 2020 120000 EXTERIOR LIGHTING

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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

September 21, 2020 350000 EQUIPMENT

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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

September 21, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose.

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

September 23, 2020 090000 FUEL SYSTEM, OTHER

This engineering informational bulletin is requesting information from technicians to inspect for engine oil leak and contact the engineer listed.

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

September 23, 2020 060000 ENGINE (PWS)

This engineering informational bulletin is requesting information from technicians to inspect for engine oil leak and contact the engineer listed.

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

April 30, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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")

April 30, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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")

2021 GMC Sierra 2500

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