2020 CHEVROLET Colorado

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

0 Recalls for 2020 CHEVROLET Colorado

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

1 Complaints sent to the Center for Auto Safety for 2020 CHEVROLET Colorado

skip to NHTSA complaints

Date Component  
transmission

14 Complaints submitted to NHTSA for 2020 CHEVROLET Colorado

skip to CAS complaints

Date Component  
ENGINE | POWER TRAIN
ODI Number: 11407391
SEAT BELTS | SERVICE BRAKES
ODI Number: 11378647
ENGINE
ODI Number: 11397405
ELECTRICAL SYSTEM | POWER TRAIN
ODI Number: 11396883
POWER TRAIN
ODI Number: 11385950
UNKNOWN OR OTHER
ODI Number: 11384189
STEERING | UNKNOWN OR OTHER
ODI Number: 11383622
EXTERIOR LIGHTING | SERVICE BRAKES | SUSPENSION
ODI Number: 11378048
SEAT BELTS | SERVICE BRAKES
ODI Number: 11378647
UNKNOWN OR OTHER
ODI Number: 11376753
UNKNOWN OR OTHER
ODI Number: 11362139
ELECTRONIC STABILITY CONTROL
ODI Number: 11353238
ELECTRICAL SYSTEM
ODI Number: 11342638
EXTERIOR LIGHTING
ODI Number: 11329476
Is the government investigating the safety of your vehicle? Find out here.

0 Investigations for 2020 CHEVROLET Colorado

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.

567 Service Alerts for 2020 CHEVROLET Colorado

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

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

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

July 28, 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")

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

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

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

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

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

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

June 27, 2022 060000 ENGINE AND ENGINE COOLING

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

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

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

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

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

June 27, 2022 350000 EQUIPMENT

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

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

June 21, 2022 350000 EQUIPMENT

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

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

June 23, 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")

June 23, 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")

June 28, 2022 350000 EQUIPMENT

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

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

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

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

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

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

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

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

January 27, 2022 022510 SUSPENSION:REAR:AXLE:SPINDLE

This technical bulletin provides a procedure to replace the rear axle c-clips 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 27, 2022 022520 SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY

This technical bulletin provides a procedure to replace the rear axle c-clips 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 27, 2022 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to replace the rear axle c-clips 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 27, 2022 030000 BRAKES (PWS)

This technical bulletin provides a procedure to replace the rear axle c-clips 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 13, 2022 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.

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

January 13, 2022 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.

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

January 13, 2022 082100 FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP

This service bulletin provides service information for a DEF pump that is unable to build pressure after replacement.

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

February 4, 2022 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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")

February 21, 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")

June 15, 2022 060000 ENGINE AND ENGINE COOLING

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

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

January 27, 2022 280000 BACK OVER PREVENTION

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

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

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

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

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

January 10, 2022 030000 BRAKES (PWS)

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

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

January 27, 2022 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 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 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")

May 31, 2022 160000 STRUCTURE

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

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

May 23, 2022 160000 STRUCTURE

This Preliminary information communicates a repair for a possible noise in the right front fender area.

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

May 23, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have the battery is discharged overnight. Technician will need to inspect X301 for bent pins as shown below. R

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 1, 2022 010000 STEERING

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

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

June 1, 2022 350000 EQUIPMENT

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

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

May 19, 2022 350000 EQUIPMENT

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

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

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

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

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

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

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

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

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

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

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

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

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

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

January 11, 2022 114000 ELECTRICAL SYSTEM:WIRING

This technical bulletin provides a procedure to inspect and repair possible locations to wiring shorts in the wiring harness or wiring harness contact areas they may cause shorts.

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")

January 10, 2022 060000 ENGINE AND ENGINE COOLING

This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not.

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")

January 10, 2022 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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

January 10, 2022 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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

January 10, 2022 061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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 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")

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 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")

January 10, 2022 100000 POWER TRAIN

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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

January 10, 2022 280000 BACK OVER PREVENTION

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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 6, 2022 110000 ELECTRICAL SYSTEM

This informational bulletin explains how the SOOT readings went from grams to percentage. 2-1-18 Change Subject to reflect the test procedure. 5-1-18 Updated the Information section.

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

January 14, 2022 100000 POWER TRAIN

This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.

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

January 14, 2022 280000 BACK OVER PREVENTION

This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.

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

January 5, 2022 138900 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:AIR HANDLER/CHAMBER, DUCTS, AND VALVES

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")

January 6, 2022 061530 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS

This technical bulletin provides a procedure to Tighten the Charge Air Cooler Duct Clamp to correct a condition of an oil leak originating from either the inlet or outlet duct of the turbocharger due to the charge air cooler pipe clamp not

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 26, 2022 100000 POWER TRAIN

This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First Start Up/Shift of the Day Under Light Throttle.

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

January 26, 2022 140000 AIR BAGS

This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First Start Up/Shift of the Day Under Light Throttle.

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")

January 5, 2022 270000 LANE DEPARTURE

This service bulletin provides service information on a New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant System Malfunction Warning Service Bay Test.

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

January 5, 2022 280000 BACK OVER PREVENTION

This service bulletin provides service information on a New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant System Malfunction Warning Service Bay Test.

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

January 5, 2022 061560 ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR

This service bulletin provides service information on a New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant System Malfunction Warning Service Bay Test.

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

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

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

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

April 14, 2022 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged betw

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

April 14, 2022 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged betw

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

April 13, 2022 030000 SERVICE BRAKES, HYDRAULIC

This Preliminary Information communication provides information to the technician that some vehicle may have a water leak into the cabin. Water staining may be seen in the headliner or water may be on the floor. Technician will inspect thes

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

April 13, 2022 162510 STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS

This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer

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

April 11, 2022 036400 SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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

April 11, 2022 030000 BRAKES (PWS)

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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

May 2, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.

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")

May 6, 2022 100000 POWER TRAIN

This service 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")

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")

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 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")

April 13, 2022 350000 EQUIPMENT

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

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

April 7, 2022 160000 STRUCTURE

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

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

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

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

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

March 28, 2022 110000 ELECTRICAL SYSTEM

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

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

April 5, 2022 980000 UNKNOWN OR OTHER

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

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

March 31, 2022 060000 ENGINE AND ENGINE COOLING

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

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

March 25, 2022 200000 WHEELS

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

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

March 25, 2022 350000 EQUIPMENT

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

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

March 22, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.

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

March 22, 2022 070000 FUEL SYSTEM, GASOLINE

This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.

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 11, 2022 060000 ENGINE AND ENGINE COOLING

This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305.

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

March 11, 2022 110000 ELECTRICAL SYSTEM

This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305.

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

March 11, 2022 350000 EQUIPMENT

This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305.

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")

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 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 3, 2022 190000 TIRES

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

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

February 3, 2022 200000 WHEELS

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

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

January 13, 2022 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a fuel gauge that does not read below half a tank. Technician will gain access to the fuel pump and inspe

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

January 13, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a fuel gauge that does not read below half a tank. Technician will gain access to the fuel pump and inspe

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

January 13, 2022 280000 BACK OVER PREVENTION

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a fuel gauge that does not read below half a tank. Technician will gain access to the fuel pump and inspe

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

January 14, 2022 200000 WHEELS

This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia

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 19, 2022 010000 STEERING

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Power Steering message, loss of power and or Malfunction Indicator Lamp on in the Instrument Panel Cluster. Technician

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

January 19, 2022 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Power Steering message, loss of power and or Malfunction Indicator Lamp on in the Instrument Panel Cluster. Technician

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

January 19, 2022 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Power Steering message, loss of power and or Malfunction Indicator Lamp on in the Instrument Panel Cluster. Technician

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

January 19, 2022 120000 EXTERIOR LIGHTING

This Preliminary Information communication provides information to the technician about vehicles that may have a Service Power Steering message, loss of power and or Malfunction Indicator Lamp on in the Instrument Panel Cluster. Technician

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

January 19, 2022 210000 TRAILER HITCHES

This Preliminary Information communication provides information to the technician about installing an aftermarket Trailer Brake Controller. Technician will find that that vehicle is not equipped with Trailering Package Regular Production Op

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

January 19, 2022 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about installing an aftermarket Trailer Brake Controller. Technician will find that that vehicle is not equipped with Trailering Package Regular Production Op

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

January 19, 2022 180000 VEHICLE SPEED CONTROL

This Preliminary Information communication provides information to the technician about vehicles that have a hood that may shake or flutter while driving. Technician will need to adjust the hood bumpers for this concern.

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")

December 14, 2021 060000 ENGINE AND ENGINE COOLING

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

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

November 23, 2021 110000 ELECTRICAL SYSTEM

This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated.

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

November 23, 2021 060000 ENGINE (PWS)

This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated.

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

November 23, 2021 120000 EXTERIOR LIGHTING

This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated.

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

November 23, 2021 280000 BACK OVER PREVENTION

This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated.

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

November 23, 2021 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This service bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808.

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

November 23, 2021 118000 ELECTRICAL SYSTEM:SOFTWARE

This service bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808.

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

November 8, 2021 060000 ENGINE AND ENGINE COOLING

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

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

November 8, 2021 350000 EQUIPMENT

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

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

November 8, 2021 190000 TIRES

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

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

November 8, 2021 200000 WHEELS

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

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

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

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

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

January 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")

November 15, 2021 020000 SUSPENSION

This technical bulletin provides a procedure for lubricating the rear leaf springs and re-torque the bolts to correct a squeak, clunking noise.

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

January 22, 2021 350000 EQUIPMENT

This informational bulletin advises the tech of a possible normal condition when the vehicle creeps forward during start up conditions when the clutch packs are full of residual oil.

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 20, 2021 060000 ENGINE (PWS)

This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine

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

August 25, 2021 100000 POWER TRAIN

This service bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.

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

August 25, 2021 140000 AIR BAGS

This service bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.

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")

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")

December 15, 2020 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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")

December 17, 2020 357500 EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.

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 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 18, 2021 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to GM dealers that the above mentioned concern is software related and that General Motors is working on a solution.

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

December 17, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.

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

July 22, 2021 110000 ELECTRICAL SYSTEM

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

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

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

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

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

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

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

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

December 1, 2020 350000 EQUIPMENT

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

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

December 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")

December 15, 2020 350000 EQUIPMENT

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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

June 16, 2021 192000 TIRES:SIDEWALL

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

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

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

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

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

June 10, 2021 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating.

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

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

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

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

July 22, 2021 110000 ELECTRICAL SYSTEM

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

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

July 22, 2021 140000 AIR BAGS

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

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

July 22, 2021 210000 TRAILER HITCHES

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

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

July 21, 2021 100000 POWER TRAIN

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

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

July 21, 2021 140000 AIR BAGS

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

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

June 3, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

June 28, 2021 350000 EQUIPMENT

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

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

June 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 22, 2021 350000 EQUIPMENT

This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?.

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

June 22, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?.

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

June 22, 2021 116620 ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS

This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?.

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 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 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 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 22, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?.

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

June 22, 2021 120000 EXTERIOR LIGHTING

This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction Indicator Lamp (MIL) Illuminated?.

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 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 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 13, 2021 117200 ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE

This technical bulletin provides repair information to correct a customer concern of Fuel Gauge accuracy issues.

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 4, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.

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

May 4, 2021 060000 ENGINE (PWS)

This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.

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

May 13, 2021 070000 FUEL SYSTEM, GASOLINE

This technical bulletin provides repair information to correct a customer concern of Fuel Gauge accuracy issues.

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 24, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure to locate and repair a possible short in the wiring harness located at the camshaft cover or the cylinder head.

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 24, 2021 060000 ENGINE (PWS)

This service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.

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

May 24, 2021 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to locate and repair a possible short in the wiring harness located at the camshaft cover or the cylinder head.

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 4, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.

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

May 4, 2021 980000 UNKNOWN OR OTHER

This service bulletin provides diagnostic information for the technician regarding a customer concern of engine overheating, cooling system contaminated with engine oil.

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 24, 2021 060000 ENGINE AND ENGINE COOLING

This service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.

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")

October 21, 2020 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

This technical bulletin provides a procedure to Tighten the Charge Air Cooler Duct Clamp to correct a condition of an oil leak originating from either the inlet or outlet duct of the turbocharger due to the charge air cooler pipe clamp not

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

May 7, 2021 350000 EQUIPMENT

This Preliminary information communicates to GM dealers that the above mentioned concern is software related and that General Motors is working on a solution.

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

May 7, 2021 357500 EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

This Preliminary information communicates to GM dealers that the above mentioned concern is software related and that General Motors is working on a solution.

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

May 4, 2021 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Technician will need to inspect the oil cooler if equipped fo

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 29, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Engine Control Module Calibration for DTC P0171 and P0174 Set.

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

April 29, 2021 110000 ELECTRICAL SYSTEM

This technical bulletin provides repair information to correct a customer concern of Engine Control Module Calibration for DTC P050D 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 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 9, 2021 280000 BACK OVER PREVENTION

This service bulletin provides a procedure to correct a customer concern of Engine Noise and/or Belt Squeak, MIL Illuminated.

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 9, 2021 100000 POWER TRAIN

This Preliminary information communicates diagnostic assistance for DTC’s P219A and P219B.

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

April 8, 2021 020000 SUSPENSION

This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged betw

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

April 8, 2021 100000 POWER TRAIN

This Preliminary Information communication provides information to the technician about vehicles that may have a vibration at idle in gear or at very low speeds. Technician should inspect for a stray nut or debris such as a rock wedged betw

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

April 1, 2021 350000 EQUIPMENT

This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer

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

April 27, 2021 350000 EQUIPMENT

This Preliminary information communicates to GM dealers that the above mentioned concern is software related and that General Motors is working on a solution.

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

April 19, 2021 350000 EQUIPMENT

This Preliminary information communicates to technician’s if they remove the front timing cover when performing a repair, they should inspect the timing chain guide upper bolt for being loose. This document is an attempt to collect parts so

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

April 19, 2021 060000 ENGINE (PWS)

This Preliminary information communicates to technician’s if they remove the front timing cover when performing a repair, they should inspect the timing chain guide upper bolt for being loose. This document is an attempt to collect parts so

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 4, 2021 100000 POWER TRAIN

This technical bulletin provides a procedure to test the transmission for a possible fluid concern and change the transmission fluid if found the cause.

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

March 9, 2021 350000 EQUIPMENT

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

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

March 9, 2021 110000 ELECTRICAL SYSTEM

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

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

March 11, 2021 060000 ENGINE AND ENGINE COOLING

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

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

March 11, 2021 100000 POWER TRAIN

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

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

March 30, 2021 350000 EQUIPMENT

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

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

March 10, 2021 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 29, 2021 350000 EQUIPMENT

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

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

March 11, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

March 17, 2021 350000 EQUIPMENT

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

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

March 4, 2021 020000 SUSPENSION

This technical bulletin provides a procedure for lubricating the rear leaf springs and re-torque the bolts to correct a squeak, clunking noise.

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 9, 2021 330000 INTERIOR LIGHTING

This Preliminary information communicates additional diagnostic information for DTC’s P0016 and P0018.

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

March 9, 2021 060000 ENGINE (PWS)

This Preliminary information communicates additional diagnostic information for DTC’s P0016 and P0018.

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

March 23, 2021 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary information communicates possible diagnostic information for lean codes setting on 2021 31XXN trucks at very low mileage while engineering investigates the causes. Added 2020 MY trucks and calibration information.

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

March 16, 2021 030000 BRAKES (PWS)

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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")

November 12, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary information communicates a concern where the wrong part number was being installed causing XM and Audio concerns. This PI explains the concern and advises to return the part to the ESC for the correct part if the incorrect

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")

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 14, 2021 060000 ENGINE (PWS)

This service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.

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

January 22, 2021 095200 FUEL SYSTEM, OTHER:KINETIC:CLUTCH

This informational bulletin advises the tech of a possible normal condition when the vehicle creeps forward during start up conditions when the clutch packs are full of residual oil.

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 15, 2020 350000 EQUIPMENT

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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

December 15, 2020 980000 UNKNOWN OR OTHER

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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

December 17, 2020 284100 BACK OVER PREVENTION:DISPLAY FUNCTION

This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.

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

December 29, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary information communicates additional diagnostic information for DTC’s P0016 and P0018.

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

December 18, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating

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

December 15, 2020 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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

December 14, 2020 060000 ENGINE AND ENGINE COOLING

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

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

December 10, 2020 200000 WHEELS

This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia

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

December 9, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates the potential for a wire chafe to cause intermittent communications concerns and multiple MIL’s on in the IPC.

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

October 30, 2020 350000 EQUIPMENT

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

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

October 30, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

October 27, 2020 110000 ELECTRICAL SYSTEM

This service bulletin provides information and a service procedure for dealers/technicians on OnStar Over the Air Update for TTY / TDD Operation and Continuous Improvement Changes.

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 15, 2020 060000 ENGINE AND ENGINE COOLING

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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 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")

November 12, 2020 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

This Preliminary information communicates a concern where the wrong part number was being installed causing XM and Audio concerns. This PI explains the concern and advises to return the part to the ESC for the correct part if the incorrect

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

October 26, 2020 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.

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

October 26, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.

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

October 26, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.

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

October 16, 2020 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

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 16, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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 21, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to Tighten the Charge Air Cooler Duct Clamp to correct a condition of an oil leak originating from either the inlet or outlet duct of the turbocharger due to the charge air cooler pipe clamp not

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

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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

October 16, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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")

October 22, 2020 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This service bulletin provides service information on a New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant System Malfunction Warning Service Bay Test.

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

October 22, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This service bulletin provides service information on a New Way to Look at NOx Sensor Readings and Exhaust Temperature During a DPF Regeneration or a Reductant System Malfunction Warning Service Bay Test.

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

October 22, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information ticking noise and/or noise when turning vehicle off.

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

October 22, 2020 060000 ENGINE (PWS)

This informational bulletin provides information ticking noise and/or noise when turning vehicle off.

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

October 22, 2020 083200 FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:INJECTORS

This informational bulletin provides information ticking noise and/or noise when turning vehicle off.

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

November 5, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating

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

November 5, 2020 357500 EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating

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 29, 2020 350000 EQUIPMENT

This Preliminary information communicates additional diagnostic information for DTC’s P0016 and P0018.

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

December 18, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating

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

December 14, 2020 060000 ENGINE AND ENGINE COOLING

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

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

December 10, 2020 200000 WHEELS

This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia

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

December 9, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Preliminary information communicates the potential for a wire chafe to cause intermittent communications concerns and multiple MIL’s on in the IPC.

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 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 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 19, 2020 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin explains how the SOOT readings went from grams to percentage. 2-1-18 Change Subject to reflect the test procedure. 5-1-18 Updated the Information section.

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

October 19, 2020 350000 EQUIPMENT

This informational bulletin explains how the SOOT readings went from grams to percentage. 2-1-18 Change Subject to reflect the test procedure. 5-1-18 Updated the Information section.

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

October 19, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin explains how the SOOT readings went from grams to percentage. 2-1-18 Change Subject to reflect the test procedure. 5-1-18 Updated the Information section.

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

November 12, 2020 200000 WHEELS

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

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

November 12, 2020 350000 EQUIPMENT

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

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

November 12, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

November 5, 2020 020000 SUSPENSION

This technical bulletin provides a procedure to replace the rear axle c-clips 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 5, 2020 022144 SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE

This technical bulletin provides a procedure to replace the rear axle c-clips 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 17, 2020 350000 EQUIPMENT

This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.

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

December 4, 2020 190000 TIRES

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

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

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

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

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

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

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

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

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

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

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

October 30, 2020 060000 ENGINE AND ENGINE COOLING

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

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

December 1, 2020 050000 PARKING BRAKE

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

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

December 23, 2020 350000 EQUIPMENT

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

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

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 27, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This service bulletin provides information and a service procedure for dealers/technicians on OnStar Over the Air Update for TTY / TDD Operation and Continuous Improvement Changes.

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

October 26, 2020 162000 STRUCTURE:BODY

This technical bulletin provides repair information to correct a customer concern of ticking type noise heard from the driver and/or passenger side center pillar upper trim panel structure, on bumpy roads.

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")

October 20, 2020 060000 ENGINE (PWS)

This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not.

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")

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 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 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

This technical bulletin provides a procedure to replace the surge tank if found the cause of the customers concern.

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

October 20, 2020 350000 EQUIPMENT

This technical bulletin provides a procedure to replace the surge tank 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 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")

December 15, 2020 060000 ENGINE AND ENGINE COOLING

Emission – General Motors has decided to conduct a Voluntary Emission Recall involving certain 2017-2020 Chevrolet Colorado and GMC Canyon vehicles. General Motors has determined that evaporative emissions canister service parts that were

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

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

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

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

July 7, 2020 350000 EQUIPMENT

This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.

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

July 7, 2020 060000 ENGINE (PWS)

This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.

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

June 15, 2020 350000 EQUIPMENT

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

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

June 3, 2020 110000 ELECTRICAL SYSTEM

This technical bulletin advises that the code may be false and it should be cleared and then take the vehicle for a test drive to verify the code will not return and advise the customer of how the code may set during certain driving conditi

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

June 11, 2020 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")

July 2, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark

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

July 2, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark

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

June 1, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Technician will need to inspect the oil cooler if equipped fo

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

June 12, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.

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

June 12, 2020 118000 ELECTRICAL SYSTEM:SOFTWARE

This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.

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

June 11, 2020 162300 STRUCTURE:BODY:DOOR

This technical bulletin provides repair information to correct a customer concern of the extended cab rear door ajar indicator illuminated intermittently.

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

June 11, 2020 171100 LATCHES/LOCKS/LINKAGES:DOORS:LATCH

This technical bulletin provides repair information to correct a customer concern of the extended cab rear door ajar indicator illuminated intermittently.

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

March 4, 2020 190000 TIRES

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

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

March 31, 2020 353000 EQUIPMENT:ELECTRICAL

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

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

June 8, 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")

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

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

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

March 6, 2020 350000 EQUIPMENT

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

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

June 23, 2020 100000 POWER TRAIN

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

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

April 7, 2020 110000 ELECTRICAL SYSTEM

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

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

April 7, 2020 060000 ENGINE (PWS)

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

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

June 2, 2020 350000 EQUIPMENT

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

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

April 20, 2020 110000 ELECTRICAL SYSTEM

This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.

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

April 20, 2020 350000 EQUIPMENT

This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.

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

March 16, 2020 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

Emission – General Motors has decided to conduct a voluntary emissions recall involving certain 2020 Chevrolet Colorado and GMC Canyon vehicles equipped with a performance air intake system. The correct California Air Resources Board (CARB

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

March 20, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

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

September 29, 2020 162000 STRUCTURE:BODY

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

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

September 29, 2020 350000 EQUIPMENT

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

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

June 23, 2020 110000 ELECTRICAL SYSTEM

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

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

June 25, 2020 110000 ELECTRICAL SYSTEM

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

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

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")

March 10, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This technical bulletin provides a procedure to replace the center support housing and low reverse piston seal if found the cause of reverse issues.

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

March 5, 2020 140000 AIR BAGS

This technical bulletin provides repair information to correct a customer concern of ticking type noise heard from the driver and/or passenger side center pillar upper trim panel structure, on bumpy roads.

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

March 5, 2020 280000 BACK OVER PREVENTION

This technical bulletin provides repair information to correct a customer concern of ticking type noise heard from the driver and/or passenger side center pillar upper trim panel structure, on bumpy roads.

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

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

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

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

March 24, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.

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

March 24, 2020 118000 ELECTRICAL SYSTEM:SOFTWARE

This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update.

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

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

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

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

May 5, 2020 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.

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

May 5, 2020 060000 ENGINE (PWS)

This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.

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

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")

March 2, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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

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

May 8, 2020 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

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

May 8, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

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

May 8, 2020 060000 ENGINE (PWS)

This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou

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

August 28, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This technical bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808.

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

August 28, 2020 118000 ELECTRICAL SYSTEM:SOFTWARE

This technical bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808.

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

August 14, 2020 190000 TIRES

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

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

May 7, 2020 350000 EQUIPMENT

This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.

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

May 7, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf

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

May 7, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have the battery is discharged overnight. Technician will need to inspect X301 for bent pins as shown below. R

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

September 23, 2020 020000 SUSPENSION

This technical bulletin provides repair information to correct a customer concern of a ticking or rattle type noise heard coming from the front lower suspension area while driving on bumpy, rough roads.

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

September 9, 2020 100000 POWER TRAIN

This technical bulletin provides a repair procedure to correct a customer concern of Delayed and/or Harsh Engagement of Transmission Shift After Vehicle Sitting with Engine Off.

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

May 8, 2020 100000 POWER TRAIN

This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working

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

May 8, 2020 110000 ELECTRICAL SYSTEM

This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working

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

September 2, 2020 060000 ENGINE AND ENGINE COOLING

This Bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and DTC P0300 that may also be set.

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

March 20, 2020 110000 ELECTRICAL SYSTEM

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

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

March 20, 2020 031100 SERVICE BRAKES, ELECTRIC

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

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

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")

July 10, 2020 160000 STRUCTURE

This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.

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

July 10, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.

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

May 28, 2020 110000 ELECTRICAL SYSTEM

This informational bulletin provides information on Clicking/Ticking Sound/Noise Heard During Cold Start and that this should be considered a normal characteristic.

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

March 18, 2020 030000 SERVICE BRAKES, HYDRAULIC

This Preliminary Information communication provides information to the technician that some vehicle may have a water leak into the cabin. Water staining may be seen in the headliner or water may be on the floor. Technician will inspect thes

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

March 17, 2020 110000 ELECTRICAL SYSTEM

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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

March 17, 2020 030000 BRAKES (PWS)

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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

October 28, 2019 110000 ELECTRICAL SYSTEM

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

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

May 27, 2020 350000 EQUIPMENT

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

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

May 27, 2020 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

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

May 26, 2020 060000 ENGINE (PWS)

This Preliminary information communicates additional diagnostic information for DTC’s P0016 and P0018.

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

May 6, 2020 350000 EQUIPMENT

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

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

May 6, 2020 117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

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

March 4, 2020 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf

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

March 4, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf

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

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

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

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

May 20, 2020 110000 ELECTRICAL SYSTEM

This informational bulletin provides information for the IPC odometer programming method quick reference guide.

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

September 2, 2020 022000 SUSPENSION:REAR

This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a loud bang and/or grinding type noise heard coming from the rear axle area.

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

September 2, 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 a loud bang and/or grinding type noise heard coming from the rear axle area.

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

September 24, 2020 350000 EQUIPMENT

This preliminary informational (PI) provides diagnosis and repair information regarding bearing damage or when an engine will not rotate.

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

September 24, 2020 060000 ENGINE (PWS)

This preliminary informational (PI) provides diagnosis and repair information regarding bearing damage or when an engine will not rotate.

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

April 3, 2020 350000 EQUIPMENT

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

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

April 3, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.

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

April 28, 2020 350000 EQUIPMENT

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

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

April 28, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin includes information on Interior Cleaning – Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer – Product Availability.

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

August 14, 2020 350000 EQUIPMENT

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

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

April 29, 2020 190000 TIRES

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

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

April 29, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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

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

April 17, 2020 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Technician will need to inspect the oil cooler if equipped fo

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

July 28, 2020 100000 POWER TRAIN

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

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

July 28, 2020 060000 ENGINE (PWS)

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

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

March 24, 2020 280000 BACK OVER PREVENTION

This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards a loud bang and/or grinding type noise heard coming from the rear axle area.

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

March 5, 2020 100000 POWER TRAIN

This engineering information (EI) ends the need for information from the field regarding 8 speed transmission shift quality.

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

April 14, 2020 162000 STRUCTURE:BODY

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

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

April 14, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

January 14, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf

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

January 9, 2020 030000 BRAKES (PWS)

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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

January 17, 2020 100000 POWER TRAIN

This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf

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

January 17, 2020 110000 ELECTRICAL SYSTEM

This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the inf

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

December 11, 2019 160000 STRUCTURE

This Preliminary Information communication provides information to the technician about vehicles that have a hood that may shake or flutter while driving. Technician will need to adjust the hood bumpers for this concern.

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

December 11, 2019 030000 BRAKES (PWS)

This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.

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

December 9, 2019 030000 BRAKES (PWS)

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

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

November 12, 2019 190000 TIRES

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

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

November 12, 2019 200000 WHEELS

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

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

November 12, 2019 350000 EQUIPMENT

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

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

November 12, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B

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

November 21, 2019 350000 EQUIPMENT

This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.

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

November 21, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.

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

November 26, 2019 350000 EQUIPMENT

This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.

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

November 26, 2019 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.

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

October 15, 2019 100000 POWER TRAIN

This engineering informational bulletin is requesting information on the 4WD will not engage when requested.

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

October 29, 2019 100000 POWER TRAIN

This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.

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

September 19, 2019 110000 ELECTRICAL SYSTEM

This technical bulletin provides a procedure on how to properly identify if there is any aftermarket calibrations loaded on the ECM or and detection of a power up hardware installed.

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

November 25, 2019 350000 EQUIPMENT

This informational 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")

November 25, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational 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")

February 27, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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

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

January 2, 2020 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels

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

January 2, 2020 350000 EQUIPMENT

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels

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

January 2, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels

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

February 26, 2020 190000 TIRES

This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

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

February 26, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.

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

February 14, 2020 200000 WHEELS

This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.

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

February 14, 2020 350000 EQUIPMENT

This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.

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

February 14, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).

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

February 14, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).

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

January 17, 2020 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 8 speed transmission shift quality.

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

January 17, 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 to 8 speed transmission shift quality.

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

January 29, 2020 350000 EQUIPMENT

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

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

January 23, 2020 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.

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

January 17, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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

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

February 7, 2020 350000 EQUIPMENT

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

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

February 7, 2020 060000 ENGINE (PWS)

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

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

February 13, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

This technical bulletin provides a procedure to inspect the PCV fresh air and foul air connectors for proper connections.

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

February 13, 2020 060000 ENGINE (PWS)

This technical bulletin provides a procedure to inspect the PCV fresh air and foul air connectors for proper connections.

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

February 14, 2020 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.

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

January 2, 2020 110000 ELECTRICAL SYSTEM

This Technical bulletin provides a procedure for dealers/technicians on Radio Software Version V807 Over-the-Air Update.

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

January 2, 2020 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

This Technical bulletin provides a procedure for dealers/technicians on Radio Software Version V807 Over-the-Air Update.

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

October 14, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not.

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

February 6, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

Customer Satisfaction Program – Certain vehicles, equipped with the 6-speed automatic transmission, may have a condition in which there is a slight deformation in the stator shaft. Drivers may experience vibration and a decrease in shift

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

October 9, 2019 060000 ENGINE AND ENGINE COOLING

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

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

January 27, 2020 200000 WHEELS

This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.

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

January 27, 2020 350000 EQUIPMENT

This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.

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

September 13, 2019 200000 WHEELS

This technical bulletin provides a procedure to correct a left lean condition due to architectural corner mass distribution.

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

September 19, 2019 060000 ENGINE AND ENGINE COOLING

This informational bulletin explains how the SOOT readings went from grams to percentage. 2-1-18 Change Subject to reflect the test procedure. 5-1-18 Updated the Information section.

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

September 20, 2019 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

This technical bulletin provides a procedure to replace the turbocharger for vehicles with a condition of Turbocharger Whine Noise due to the blades on the turbo being bent.

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

September 18, 2019 060000 ENGINE AND ENGINE COOLING

This informational bulletin advises the technician to test the induction system for leaks for any of the codes listed.

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

September 19, 2019 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to Tighten the Charge Air Cooler Duct Clamp to correct a condition of an oil leak originating from either the inlet or outlet duct of the turbocharger due to the charge air cooler pipe clamp not

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

September 18, 2019 350000 EQUIPMENT

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

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

October 30, 2019 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")

October 14, 2019 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")

January 21, 2020 350000 EQUIPMENT

This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the ret

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

October 2, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).

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

October 17, 2019 060000 ENGINE AND ENGINE COOLING

This Preliminary Information communication provides information to the technician that some vehicle may have an ?Exhaust Fluid Quality Poor? on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exhaust fluid q

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

October 16, 2019 110000 ELECTRICAL SYSTEM

This Preliminary information communicates the potential for a wire chafe to cause intermittent communications concerns and multiple MIL’s on in the IPC.

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

November 18, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This technical bulletin provides a procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.

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

November 18, 2019 060000 ENGINE (PWS)

This technical bulletin provides a procedure to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.

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

October 16, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information for dealers 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")

October 17, 2019 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")

September 20, 2019 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 8 speed transmission shift quality.

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

February 28, 2020 162000 STRUCTURE:BODY

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

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

February 28, 2020 350000 EQUIPMENT

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

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

February 28, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

October 9, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

This informational bulletin provides information on key code security and information on GM key code look up applications.

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

October 14, 2019 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin explains how the DEF filler pipe grommet can possible expand to the filler cap causing the cap not to seal properly.

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

October 8, 2019 100000 POWER TRAIN

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")

October 14, 2019 100000 POWER TRAIN

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

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

October 22, 2019 060000 ENGINE AND ENGINE COOLING

This technical bulletin provides a procedure to correct a condition of Vibration and/or Noise Heard During Hard Acceleration at Speeds of 77 km/h (48 mph) to 83 km/h (52 mph).

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

October 2, 2019 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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

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

August 15, 2019 060000 ENGINE AND ENGINE COOLING

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

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

August 26, 2019 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")

September 3, 2019 070000 FUEL SYSTEM, GASOLINE

This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a fuel gauge that does not read below half a tank. Technician will gain access to the fuel pump and inspe

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

August 5, 2019 010000 STEERING

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

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

September 18, 2019 200000 WHEELS

This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia

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

August 29, 2019 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians on Lack of A/C performance, Evaporator freeze up.

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

August 19, 2019 350000 EQUIPMENT

This informational bulletin provides information for dealers/technicians and customers on the elimination of a glove box dampener, when unlatched the glove box door falls open.

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

August 23, 2019 110000 ELECTRICAL SYSTEM

This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).

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

September 26, 2019 110000 ELECTRICAL SYSTEM

This Preliminary Information communication provides information to the technician about installing an aftermarket Trailer Brake Controller. Technician will find that that vehicle is not equipped with Trailering Package Regular Production Op

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

September 26, 2019 210000 TRAILER HITCHES

This Preliminary Information communication provides information to the technician about installing an aftermarket Trailer Brake Controller. Technician will find that that vehicle is not equipped with Trailering Package Regular Production Op

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

September 25, 2019 110000 ELECTRICAL SYSTEM

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

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

July 10, 2019 110000 ELECTRICAL SYSTEM

This Preliminary information communicates a possible concern of two connectors being swapped during a repair causing a P0016 code to set.

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

August 12, 2019 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is

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

August 21, 2019 060000 ENGINE AND ENGINE COOLING

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

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

August 13, 2019 060000 ENGINE AND ENGINE COOLING

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

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

August 20, 2019 353000 EQUIPMENT:ELECTRICAL

This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic

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

August 23, 2019 350000 EQUIPMENT

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

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

July 26, 2019 350000 EQUIPMENT

This informational bulletin provides process information for the (GWM) and (WPC) parts return program.

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

August 19, 2019 350000 EQUIPMENT

This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.

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

June 5, 2019 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

This engineering informational bulletin is requesting information on the 4WD will not engage when requested.

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

June 25, 2019 350000 EQUIPMENT

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

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

July 29, 2019 060000 ENGINE AND ENGINE COOLING

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")

July 29, 2019 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")

July 29, 2019 100000 POWER TRAIN

This informational bulletin provides information ticking noise and/or noise when turning vehicle off.

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

July 29, 2019 060000 ENGINE (PWS)

This informational bulletin provides information ticking noise and/or noise when turning vehicle off.

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

2020 CHEVROLET Colorado

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