GMC Sierra Service Bulletins (2020)

1,991 manufacturer communications on file.

• August 16, 2022•Document ID: 10219275

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  PIE0715

  Date Added:

  September 7, 2022

  Manufacturer:

  GMC

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the front upper control arm ball joint separated from the socket.

  Associated Products (8)

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

  • DownloadMC-10219275-0001.pdf↗
• August 16, 2022•Document ID: 10219267

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  20-NA-105

  Date Added:

  September 7, 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 (8)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10219267-0001.pdf↗
• August 15, 2022•Document ID: 10219269

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  21-NA-027

  Date Added:

  September 7, 2022

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to install 2 way tape to correct a condition of Trailering Connector Loose Within Rear Bumper.

  Associated Products (10)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10219269-0001.pdf↗
• August 15, 2022•Document ID: 10219266

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  20-NA-065

  Date Added:

  September 7, 2022

  Manufacturer:

  CADILLAC

  Summary

  This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set.

  Associated Products (900)

  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 Camaro2022 Chevrolet Colorado+ 880 more
  Associated Documents

  • DownloadMC-10219266-0001.pdf↗
• August 12, 2022•Document ID: 10218891

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-168

  Date Added:

  August 30, 2022

  Manufacturer:

  GMC

  Summary

  This bulletin provides diagnostic information when checking the exhaust system for leaks.

  Associated Products (19)

  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 Cadillac Escalade ESV2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10218891-0001.pdf↗
• August 10, 2022•Document ID: 10218882

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-199

  Date Added:

  August 30, 2022

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv.

  Associated Products (29)

  2021 Chevrolet Express2021 Chevrolet Silverado2021 GMC Savana2021 GMC Sierra2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2017 Chevrolet Silverado+ 9 more
  Associated Documents

  • DownloadMC-10218882-0001.pdf↗
• August 10, 2022•Document ID: 10218873

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19-NA-044

  Date Added:

  August 29, 2022

  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 (599)

  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 5500HD2022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox+ 579 more
  Associated Documents

  • DownloadMC-10218873-0001.pdf↗
• August 9, 2022•Document ID: 10218887

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-161

  Date Added:

  August 30, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.

  Associated Products (10)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10218887-0001.pdf↗
• August 9, 2022•Document ID: 10218876

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EXTERIOR LIGHTING

  Mfr Comm. #:

  20-NA-198

  Date Added:

  August 30, 2022

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit.

  Associated Products (4)

  2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10218876-0001.pdf↗
• August 1, 2022•Document ID: 10217923

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-150

  Date Added:

  August 19, 2022

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.

  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-10217923-0001.pdf↗
• July 28, 2022•Document ID: 10217116

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-085

  Date Added:

  August 4, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (23)

  2022 Chevrolet Colorado2022 Chevrolet Silverado2022 GMC Canyon2022 GMC Sierra2021 Chevrolet Colorado2021 Chevrolet Equinox2021 Chevrolet Silverado2021 Chevrolet Trax2021 GMC Canyon2021 GMC Sierra2021 GMC Terrain2020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Sonic2020 Chevrolet Trax2020 GMC Canyon+ 3 more
  Associated Documents

  • DownloadMC-10217116-0001.pdf↗
• July 26, 2022•Document ID: 10217111

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-199

  Date Added:

  August 4, 2022

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician to replace the TBV if the transmission has any type of repair even if no problem was found, to replace the tbv.

  Associated Products (34)

  2021 Chevrolet Express2021 Chevrolet Silverado2021 GMC Savana2021 GMC Sierra2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra+ 14 more
  Associated Documents

  • DownloadMC-10217111-0001.pdf↗
• July 25, 2022•Document ID: 10217782

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT5853A

  Date Added:

  August 15, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (8)

  2023 Chevrolet Silverado2023 GMC Sierra2022 Chevrolet Silverado2022 GMC Sierra2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10217782-0001.pdf↗
• July 22, 2022•Document ID: 10217043

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  04-00-89-015X

  Date Added:

  August 3, 2022

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (370)

  2023 Buick Enclave2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT4+ 350 more
  Associated Documents

  • DownloadMC-10217043-0001.pdf↗
• July 21, 2022•Document ID: 10217069

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

  Mfr Comm. #:

  22-NA-080

  Date Added:

  August 3, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (80)

  2022 Cadillac CT52022 Cadillac Escalade2022 Chevrolet Camaro2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Savana2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Chevrolet Camaro2021 Chevrolet Corvette2021 Chevrolet Express2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe+ 60 more
  Associated Documents

  • DownloadMC-10217069-0001.pdf↗
• July 21, 2022•Document ID: 10217067

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; POWER TRAIN; FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM

  Mfr Comm. #:

  22-NA-015

  Date Added:

  August 3, 2022

  Manufacturer:

  GMC

  Summary

  This informational bulletin provides graphs to help identify possible issues that may cause shaking and shudders and what may be the cause of said issue.

  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-10217067-0001.pdf↗
• July 19, 2022•Document ID: 10217050

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  20-NA-022

  Date Added:

  August 3, 2022

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts).

  Associated Products (6)

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

  • DownloadMC-10217050-0001.pdf↗
• July 18, 2022•Document ID: 10217048

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  18-NA-306

  Date Added:

  August 3, 2022

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (521)

  2023 Buick Enclave2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT4+ 501 more
  Associated Documents

  • DownloadMC-10217048-0001.pdf↗
• July 11, 2022•Document ID: 10216049

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19-NA-218

  Date Added:

  July 20, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides a service procedure to correct a condition of a Ticking Noise from the Engine.

  Associated Products (37)

  2022 Cadillac Escalade2022 Chevrolet Camaro2022 Chevrolet Corvette2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 GMC Sierra2022 GMC Yukon2022 GMC Yukon XL2021 Cadillac Escalade2021 Chevrolet Camaro2021 Chevrolet Corvette2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Cadillac Escalade2020 Chevrolet Camaro+ 17 more
  Associated Documents

  • DownloadMC-10216049-0001.pdf↗
• July 5, 2022•Document ID: 10217764

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM; SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR

  Mfr Comm. #:

  PIT5569B

  Date Added:

  August 15, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.

  Associated Products (337)

  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+ 317 more
  Associated Documents

  • DownloadMC-10217764-0001.pdf↗