2021 GMC Sierra 3500

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

3 Recalls for 2021 GMC Sierra 3500

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

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

Remedy:

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

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

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

Remedy:

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

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

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

Remedy:

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

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

0 Complaints sent to the Center for Auto Safety for 2021 GMC Sierra 3500

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

194 Service Alerts for 2021 GMC Sierra 3500

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

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

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

June 2, 2022 100000 POWER TRAIN

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

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

June 2, 2022 110000 ELECTRICAL SYSTEM

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

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

June 1, 2022 010000 STEERING

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

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

June 1, 2022 350000 EQUIPMENT

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

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

May 25, 2022 354000 EQUIPMENT:MECHANICAL

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

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

May 25, 2022 060000 ENGINE (PWS)

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

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

May 27, 2022 210000 TRAILER HITCHES

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

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

May 19, 2022 350000 EQUIPMENT

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

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

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

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

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

May 19, 2022 100000 POWER TRAIN

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

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

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

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

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

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

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

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

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

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

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

January 10, 2022 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

This informational bulletin explains how to identify possible DEF contamination.

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

May 27, 2022 060000 ENGINE AND ENGINE COOLING

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

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

May 27, 2022 110000 ELECTRICAL SYSTEM

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

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

May 24, 2022 060000 ENGINE AND ENGINE COOLING

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

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

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

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

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

May 24, 2022 110000 ELECTRICAL SYSTEM

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

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

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

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

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

May 24, 2022 120000 EXTERIOR LIGHTING

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

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

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

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

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

May 19, 2022 100000 POWER TRAIN

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

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

May 16, 2022 060000 ENGINE AND ENGINE COOLING

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

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

May 16, 2022 070000 FUEL SYSTEM, GASOLINE

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

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

May 16, 2022 080000 FUEL SYSTEM, DIESEL

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

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

May 16, 2022 200000 WHEELS

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

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

May 16, 2022 030000 BRAKES (PWS)

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

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

May 19, 2022 060000 ENGINE AND ENGINE COOLING

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

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

May 11, 2022 060000 ENGINE AND ENGINE COOLING

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

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

May 11, 2022 080000 FUEL SYSTEM, DIESEL

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

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

May 12, 2022 060000 ENGINE AND ENGINE COOLING

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

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

May 11, 2022 200000 WHEELS

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

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

December 6, 2021 030000 SERVICE BRAKES, HYDRAULIC

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

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

December 6, 2021 280000 BACK OVER PREVENTION

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

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

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

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

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

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

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

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

December 16, 2021 120000 EXTERIOR LIGHTING

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

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

December 16, 2021 140000 AIR BAGS

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

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

December 16, 2021 270000 LANE DEPARTURE

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

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

May 3, 2022 118000 ELECTRICAL SYSTEM:SOFTWARE

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

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

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

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

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

March 2, 2022 110000 ELECTRICAL SYSTEM

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

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

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

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

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

May 2, 2022 353000 EQUIPMENT:ELECTRICAL

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

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

May 2, 2022 060000 ENGINE (PWS)

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

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

April 27, 2022 350000 EQUIPMENT

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

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

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

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

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

April 27, 2022 060000 ENGINE AND ENGINE COOLING

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

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

March 7, 2022 190000 TIRES

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

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

March 7, 2022 200000 WHEELS

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

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

April 20, 2022 060000 ENGINE AND ENGINE COOLING

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

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

April 20, 2022 350000 EQUIPMENT

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

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

April 22, 2022 350000 EQUIPMENT

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

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

January 14, 2022 130000 VISIBILITY

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

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

January 14, 2022 280000 BACK OVER PREVENTION

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

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

January 14, 2022 060000 ENGINE (PWS)

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

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

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

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

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

January 18, 2022 060000 ENGINE AND ENGINE COOLING

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

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

January 18, 2022 346000 COMMUNICATION:MANUFACTURER TELEMATICS

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

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

April 13, 2022 350000 EQUIPMENT

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

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

April 11, 2022 110000 ELECTRICAL SYSTEM

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

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

April 7, 2022 160000 STRUCTURE

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

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

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

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

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

January 27, 2022 060000 ENGINE AND ENGINE COOLING

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

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

March 28, 2022 110000 ELECTRICAL SYSTEM

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

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

April 5, 2022 980000 UNKNOWN OR OTHER

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

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

March 9, 2022 060000 ENGINE AND ENGINE COOLING

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

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

March 9, 2022 110000 ELECTRICAL SYSTEM

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

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

March 9, 2022 060000 ENGINE (PWS)

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

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

March 2, 2022 100000 POWER TRAIN

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

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

March 31, 2022 060000 ENGINE AND ENGINE COOLING

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

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

March 25, 2022 200000 WHEELS

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

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

March 25, 2022 350000 EQUIPMENT

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

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

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

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

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

January 18, 2022 110000 ELECTRICAL SYSTEM

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

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

January 18, 2022 280000 BACK OVER PREVENTION

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

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

February 15, 2022 070000 FUEL SYSTEM, GASOLINE

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

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

February 15, 2022 080000 FUEL SYSTEM, DIESEL

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

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

February 15, 2022 110000 ELECTRICAL SYSTEM

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

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

March 30, 2022 350000 EQUIPMENT

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

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

March 31, 2022 110000 ELECTRICAL SYSTEM

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

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

March 31, 2022 160000 STRUCTURE

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

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

March 31, 2022 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

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

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

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

March 22, 2022 354000 EQUIPMENT:MECHANICAL

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

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

February 14, 2022 140000 AIR BAGS

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

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

February 14, 2022 210000 TRAILER HITCHES

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

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

March 22, 2022 060000 ENGINE AND ENGINE COOLING

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

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

March 30, 2022 980000 UNKNOWN OR OTHER

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

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

March 24, 2022 100000 POWER TRAIN

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

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

March 24, 2022 110000 ELECTRICAL SYSTEM

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

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

March 7, 2022 110000 ELECTRICAL SYSTEM

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

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

March 7, 2022 130000 VISIBILITY

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

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

March 7, 2022 350000 EQUIPMENT

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

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

March 1, 2022 110000 ELECTRICAL SYSTEM

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

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

March 1, 2022 260000 FORWARD COLLISION AVOIDANCE

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

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

March 1, 2022 270000 LANE DEPARTURE

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

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

March 10, 2022 160000 STRUCTURE

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

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

March 10, 2022 350000 EQUIPMENT

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

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

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

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

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

February 4, 2022 080000 FUEL SYSTEM, DIESEL

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

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

February 4, 2022 118000 ELECTRICAL SYSTEM:SOFTWARE

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

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

December 6, 2021 114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup o

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

December 14, 2021 060000 ENGINE AND ENGINE COOLING

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

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

January 20, 2022 080000 FUEL SYSTEM, DIESEL

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

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

January 20, 2022 110000 ELECTRICAL SYSTEM

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

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

November 18, 2021 110000 ELECTRICAL SYSTEM

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

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

November 18, 2021 350000 EQUIPMENT

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

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

November 18, 2021 060000 ENGINE AND ENGINE COOLING

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

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

November 18, 2021 070000 FUEL SYSTEM, GASOLINE

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

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

November 17, 2021 350000 EQUIPMENT

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

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

November 17, 2021 280000 BACK OVER PREVENTION

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

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

November 8, 2021 060000 ENGINE AND ENGINE COOLING

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

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

November 8, 2021 350000 EQUIPMENT

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

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

November 4, 2021 350000 EQUIPMENT

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

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

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

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

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

November 9, 2021 100000 POWER TRAIN

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

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

November 9, 2021 350000 EQUIPMENT

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

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

November 9, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

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

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

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

November 18, 2021 350000 EQUIPMENT

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

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

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

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

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

January 21, 2021 110000 ELECTRICAL SYSTEM

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

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

January 13, 2021 080000 FUEL SYSTEM, DIESEL

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

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

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

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

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

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

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

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

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

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

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

January 5, 2021 350000 EQUIPMENT

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

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

January 5, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

January 12, 2021 350000 EQUIPMENT

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

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

January 12, 2021 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

January 12, 2021 280000 BACK OVER PREVENTION

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

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

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

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

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

December 7, 2020 110000 ELECTRICAL SYSTEM

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

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

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

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

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

December 23, 2020 110000 ELECTRICAL SYSTEM

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

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

December 23, 2020 140000 AIR BAGS

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

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

November 2, 2021 060000 ENGINE (PWS)

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

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

January 12, 2021 350000 EQUIPMENT

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

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

January 12, 2021 060000 ENGINE (PWS)

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

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

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

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

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

September 20, 2021 160000 STRUCTURE

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

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

September 14, 2021 350000 EQUIPMENT

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

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

December 3, 2020 280000 BACK OVER PREVENTION

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

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

July 22, 2021 110000 ELECTRICAL SYSTEM

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

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

December 7, 2020 110000 ELECTRICAL SYSTEM

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

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

December 23, 2020 110000 ELECTRICAL SYSTEM

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

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

December 23, 2020 140000 AIR BAGS

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

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

December 8, 2020 110000 ELECTRICAL SYSTEM

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

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

December 8, 2020 210000 TRAILER HITCHES

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

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

December 8, 2020 350000 EQUIPMENT

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

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

August 6, 2021 060000 ENGINE (PWS)

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

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

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

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

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

June 3, 2021 350000 EQUIPMENT

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

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

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

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

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

May 27, 2021 110000 ELECTRICAL SYSTEM

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

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

May 27, 2021 060000 ENGINE (PWS)

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

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

May 11, 2021 030000 SERVICE BRAKES, HYDRAULIC

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

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

May 17, 2021 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")

April 23, 2021 110000 ELECTRICAL SYSTEM

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

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

April 23, 2021 010000 STEERING

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

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

March 18, 2021 200000 WHEELS

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

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

November 11, 2020 190000 TIRES

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

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

November 11, 2020 200000 WHEELS

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

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

November 30, 2020 140000 AIR BAGS

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

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

November 17, 2020 140000 AIR BAGS

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

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

November 4, 2020 113000 ELECTRICAL SYSTEM:STARTER ASSEMBLY

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

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

November 4, 2020 350000 EQUIPMENT

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

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

November 4, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

November 6, 2020 060000 ENGINE AND ENGINE COOLING

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

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

November 6, 2020 350000 EQUIPMENT

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

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

October 27, 2020 110000 ELECTRICAL SYSTEM

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

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

October 27, 2020 350000 EQUIPMENT

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

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

October 27, 2020 080000 FUEL SYSTEM, DIESEL

This informational bulletin explains how to identify possible DEF contamination.

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

October 27, 2020 350000 EQUIPMENT

This informational bulletin explains how to identify possible DEF contamination.

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

October 28, 2020 100000 POWER TRAIN

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

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

October 28, 2020 350000 EQUIPMENT

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

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

October 28, 2020 060000 ENGINE (PWS)

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

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

April 7, 2020 110000 ELECTRICAL SYSTEM

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

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

April 7, 2020 060000 ENGINE (PWS)

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

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

July 13, 2020 062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

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

July 13, 2020 350000 EQUIPMENT

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

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

July 13, 2020 060000 ENGINE (PWS)

This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

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

September 30, 2020 050000 PARKING BRAKE

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

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

September 30, 2020 200000 WHEELS

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

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

August 10, 2020 103000 POWER TRAIN:AUTOMATIC TRANSMISSION

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

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

September 23, 2020 090000 FUEL SYSTEM, OTHER

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

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

September 23, 2020 060000 ENGINE (PWS)

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

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

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

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

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

April 30, 2020 356000 EQUIPMENT ADAPTIVE/MOBILITY

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

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

2021 GMC Sierra 3500

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