GMC Sierra Service Bulletins (2020)

1,991 manufacturer communications on file.

• March 7, 2022•Document ID: 10209258

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM; VISIBILITY

  Mfr Comm. #:

  20-NA-105

  Date Added:

  March 24, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (6)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10209258-0001.pdf↗
• March 7, 2022•Document ID: 10210322

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

  Mfr Comm. #:

  PIT5734D

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.

  Associated Products (14)

  2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon XL2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10210322-0001.pdf↗
• March 7, 2022•Document ID: 10210321

  Service Bulletin/Repair Instructions
  WHEELS; TIRES

  Mfr Comm. #:

  PIT3271M

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  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 for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.

  Associated Products (972)

  2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 45002022 Chevrolet 4500HD2022 Chevrolet 4500XD2022 Chevrolet 5500HD2022 Chevrolet 5500XD2022 Chevrolet Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV+ 952 more
  Associated Documents

  • DownloadMC-10210321-0001.pdf↗
• March 7, 2022•Document ID: 10210319

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT5746B

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM.

  Associated Products (50)

  2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon XL2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon XL2020 Cadillac Escalade ESV2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon XL2019 Cadillac Escalade ESV2019 Chevrolet Silverado+ 30 more
  Associated Documents

  • DownloadMC-10210319-0001.pdf↗
• March 3, 2022•Document ID: 10209097

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; PARKING BRAKE:ELECTRICAL:CONTROL MODULE; POWER TRAIN

  Mfr Comm. #:

  20-NA-207

  Date Added:

  March 16, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (64)

  2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Camaro2020 Chevrolet Corvette2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV2019 Chevrolet Camaro2019 Chevrolet Corvette2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon+ 44 more
  Associated Documents

  • DownloadMC-10209097-0001.pdf↗
• March 3, 2022•Document ID: 10210315

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5843

  Date Added:

  April 18, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/or P30BF  P30C7 P30CB Setting.

  Associated Products (11)

  2022 Cadillac CT42022 Chevrolet Silverado2022 GMC Sierra2021 Cadillac CT42021 Chevrolet Silverado2021 GMC Sierra2020 Cadillac CT42020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10210315-0001.pdf↗
• March 3, 2022•Document ID: 10209120

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-095

  Date Added:

  March 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to seal the exhaust at the UFSCR and Tailpipe flange.

  Associated Products (18)

  2022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10209120-0001.pdf↗
• March 2, 2022•Document ID: 10210314

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIP5706A

  Date Added:

  April 18, 2022

  Manufacturer:

  GMC

  Summary

  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 to replace the throttle body assembly and install a grounding wire from the throttle body to the valve cover to prevent future failures.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10210314-0001.pdf↗
• March 2, 2022•Document ID: 10210311

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5750B

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (8)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10210311-0001.pdf↗
• March 2, 2022•Document ID: 10210310

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  PIT5897

  Date Added:

  April 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to dealer of a possible concern with a display and the actions needed to correct the concern.

  Associated Products (10)

  2022 Chevrolet Colorado2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Sierra2021 Chevrolet Colorado2021 Chevrolet Silverado2021 GMC Canyon2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10210310-0001.pdf↗
• March 2, 2022•Document ID: 10209134

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0678B

  Date Added:

  March 19, 2022

  Manufacturer:

  GMC

  Summary

  This Engineering Information (EI) Closure ends the need for further information from the field regarding No Heat from Driver Side Inboard Dash Duct and/or Weak Heat On Driver Side.

  Associated Products (6)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10209134-0001.pdf↗
• March 2, 2022•Document ID: 10209122

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-047

  Date Added:

  March 18, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (74)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Camaro2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Cadillac CTS2019 Cadillac Escalade+ 54 more
  Associated Documents

  • DownloadMC-10209122-0001.pdf↗
• February 28, 2022•Document ID: 10215779

  Service Bulletin/Repair Instructions
  STEERING; UNKNOWN OR OTHER

  Mfr Comm. #:

  PIE0679

  Date Added:

  July 18, 2022

  Manufacturer:

  CADILLAC

  Summary

  Engineering Information.

  Associated Products (8)

  2022 Cadillac Escalade ESV2022 GMC Sierra2021 Cadillac Escalade ESV2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 GMC Sierra2019 GMC Sierra
  Associated Documents

  • DownloadMC-10215779-0001.pdf↗
• February 25, 2022•Document ID: 10208993

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR

  Mfr Comm. #:

  PIP5840

  Date Added:

  March 14, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates to technicians to modify the camshaft housing cover insulator by removing the stand off identified in the attached pictures.

  Associated Products (14)

  2022 Cadillac Escalade ESV2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon XL2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10208993-0001.pdf↗
• February 24, 2022•Document ID: 10208991

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6450

  Date Added:

  March 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a process to correct the concern of Unable to contact OnStar after the 3G EOL on 2015-2022 model year vehicles in the United States.

  Associated Products (273)

  2022 Buick Enclave2022 Buick Encore2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer+ 253 more
  Associated Documents

  • DownloadMC-10208991-0001.pdf↗
• February 22, 2022•Document ID: 10208990

  Service Bulletin/Repair Instructions
  SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

  Mfr Comm. #:

  PIP5834A

  Date Added:

  March 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates that the service 4wd message related to C119E can be diagnosed and repaired.

  Associated Products (6)

  2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado
  Associated Documents

  • DownloadMC-10208990-0001.pdf↗
• February 21, 2022•Document ID: 10214228

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

  Mfr Comm. #:

  21NA182

  Date Added:

  June 21, 2022

  Manufacturer:

  GMC

  Summary

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

  Associated Products (18)

  2022 Chevrolet Colorado2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Sierra2021 Chevrolet Colorado2021 Chevrolet Equinox2021 Chevrolet Silverado2021 GMC Canyon2021 GMC Sierra2021 GMC Terrain2020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Sierra2020 GMC Terrain
  Associated Documents

  • DownloadMC-10214228-0001.pdf↗
• February 18, 2022•Document ID: 10214235

  Service Bulletin/Repair Instructions
  POWER TRAIN; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  21NA238

  Date Added:

  June 21, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (6)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10214235-0001.pdf↗
• February 16, 2022•Document ID: 10214230

  Service Bulletin/Repair Instructions
  POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  21NA214

  Date Added:

  June 21, 2022

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Lamp being illuminated. They may also comment on multiple transmission issues including harsh or delayed shifts, slip, surge, shudder, noise, whine, growl, shake and/or vibration. As well as the exhaust brake not working or that they do not feel it. Technicians may find DTCs P2002, P2463, P2459, P144E, P0421, P0422, P0106 P20EE, P129F, P16F3, P20FF, P226D, P249D, P249E, P11CC and / or P11D5.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10214230-0001.pdf↗
• February 15, 2022•Document ID: 10208987

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5838

  Date Added:

  March 14, 2022

  Manufacturer:

  CHEVROLET

  Summary

  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.

  Associated Products (6)

  2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10208987-0001.pdf↗