GMC Sierra Service Bulletins (2019)

2,010 manufacturer communications on file.

• May 7, 2021•Document ID: 10200091

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  120851002L

  Date Added:

  August 9, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (30)

  2021 Chevrolet Colorado2021 Chevrolet Silverado2021 GMC Canyon2021 GMC Sierra2020 Chevrolet Colorado2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Colorado2018 Chevrolet Silverado2018 GMC Canyon2018 GMC Sierra2017 Chevrolet Colorado2017 Chevrolet Silverado2017 GMC Canyon2017 GMC Sierra2016 Chevrolet Colorado2016 Chevrolet Silverado+ 10 more
  Associated Documents

  • DownloadMC-10200091-0001.pdf↗
• May 7, 2021•Document ID: 10199253

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20NA218

  Date Added:

  July 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (28)

  2021 Buick Encore GX2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Equinox2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 Chevrolet Trailblazer2021 GMC Acadia2021 GMC Sierra2021 GMC Terrain2021 GMC Yukon2021 GMC Yukon XL2020 Buick Encore GX2020 Buick Regal2020 Cadillac CT52020 Chevrolet Corvette2020 Chevrolet Equinox+ 8 more
  Associated Documents

  • DownloadMC-10199253-0001.pdf↗
• May 7, 2021•Document ID: 10198862

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  20NA218

  Date Added:

  July 6, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (28)

  2021 Buick Encore GX2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Equinox2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 Chevrolet Trailblazer2021 GMC Acadia2021 GMC Sierra2021 GMC Terrain2021 GMC Yukon2021 GMC Yukon XL2020 Buick Encore GX2020 Buick Regal2020 Cadillac CT52020 Chevrolet Corvette2020 Chevrolet Equinox+ 8 more
  Associated Documents

  • DownloadMC-10198862-0001.pdf↗
• May 6, 2021•Document ID: 10199272

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21NA110

  Date Added:

  July 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (6)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10199272-0001.pdf↗
• May 6, 2021•Document ID: 10199237

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

  Mfr Comm. #:

  18NA361

  Date Added:

  July 19, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (20)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Cruze2019 Chevrolet Equinox2019 Chevrolet Silverado2019 GMC Sierra2019 GMC Terrain2018 Chevrolet Cruze2018 Chevrolet Equinox2018 Chevrolet Silverado2018 GMC Sierra2018 GMC Terrain2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Cruze2014 Chevrolet Cruze
  Associated Documents

  • DownloadMC-10199237-0001.pdf↗
• May 6, 2021•Document ID: 10198881

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21NA110

  Date Added:

  July 6, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (6)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10198881-0001.pdf↗
• May 6, 2021•Document ID: 10198846

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  18NA361

  Date Added:

  July 6, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (20)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Cruze2019 Chevrolet Equinox2019 Chevrolet Silverado2019 GMC Sierra2019 GMC Terrain2018 Chevrolet Cruze2018 Chevrolet Equinox2018 Chevrolet Silverado2018 GMC Sierra2018 GMC Terrain2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Cruze2014 Chevrolet Cruze
  Associated Documents

  • DownloadMC-10198846-0001.pdf↗
• May 6, 2021•Document ID: 10199249

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  20NA159

  Date Added:

  July 19, 2021

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (353)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 333 more
  Associated Documents

  • DownloadMC-10199249-0001.pdf↗
• May 6, 2021•Document ID: 10198858

  Service Bulletin/Repair Instructions
  TIRES

  Mfr Comm. #:

  20NA159

  Date Added:

  July 6, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (353)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 333 more
  Associated Documents

  • DownloadMC-10198858-0001.pdf↗
• May 5, 2021•Document ID: 10199240

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  19NA129

  Date Added:

  July 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.

  Associated Products (6)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10199240-0001.pdf↗
• May 5, 2021•Document ID: 10198849

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  19NA129

  Date Added:

  July 6, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.

  Associated Products (6)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10198849-0001.pdf↗
• May 3, 2021•Document ID: 10199241

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  19NA153

  Date Added:

  July 19, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (57)

  2019 Chevrolet Colorado2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Chevrolet Colorado2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Canyon2018 GMC Savana2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL+ 37 more
  Associated Documents

  • DownloadMC-10199241-0001.pdf↗
• May 3, 2021•Document ID: 10198850

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  19NA153

  Date Added:

  July 6, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (57)

  2019 Chevrolet Colorado2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Canyon2019 GMC Savana2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Chevrolet Colorado2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Canyon2018 GMC Savana2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL+ 37 more
  Associated Documents

  • DownloadMC-10198850-0001.pdf↗
• May 3, 2021•Document ID: 10199271

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  21NA109

  Date Added:

  July 19, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (83)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Savana2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Camaro2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra+ 63 more
  Associated Documents

  • DownloadMC-10199271-0001.pdf↗
• May 3, 2021•Document ID: 10199238

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  19NA044

  Date Added:

  July 19, 2021

  Manufacturer:

  BUICK

  Summary

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

  Associated Products (519)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 499 more
  Associated Documents

  • DownloadMC-10199238-0001.pdf↗
• May 3, 2021•Document ID: 10198880

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  21NA109

  Date Added:

  July 6, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (83)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Camaro2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Savana2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Camaro2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra+ 63 more
  Associated Documents

  • DownloadMC-10198880-0001.pdf↗
• May 3, 2021•Document ID: 10198847

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19NA044

  Date Added:

  July 6, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (519)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 499 more
  Associated Documents

  • DownloadMC-10198847-0001.pdf↗
• April 30, 2021•Document ID: 10194079

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16NA338

  Date Added:

  May 24, 2021

  Manufacturer:

  CHEVROLET

  Summary

  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 service record retention and proper handling of assembly returns for Canadian Dealers only.

  Associated Products (685)

  2021 Buick Enclave2021 Buick Encore2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado+ 665 more
  Associated Documents

  • DownloadMC-10194079-0001.pdf↗
• April 26, 2021•Document ID: 10195152

  Service Bulletin/Repair Instructions
  POWER TRAIN; SERVICE BRAKES

  Mfr Comm. #:

  PIE0615A

  Date Added:

  June 7, 2021

  Manufacturer:

  GMC

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards on a tick and/or ping type noise heard from the Propeller Shaft during acceleration and/or braking.

  Associated Products (6)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10195152-0001.pdf↗
• April 26, 2021•Document ID: 10194110

  Service Bulletin/Repair Instructions
  EQUIPMENT:APPLIANCE:ELECTRIC WATER HEATER

  Mfr Comm. #:

  21NA097

  Date Added:

  May 24, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (14)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra2017 Chevrolet Silverado2017 GMC Sierra2016 Chevrolet Silverado2016 GMC Sierra2015 Chevrolet Silverado2015 GMC Sierra
  Associated Documents

  • DownloadMC-10194110-0001.pdf↗