GMC Sierra Service Bulletins

10,018 manufacturer communications on file.

• January 26, 2021•Document ID: 10188402

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  Mfr Comm. #:

  030846004X

  Date Added:

  March 8, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin announces that the Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only) has ended.

  Associated Products (20)

  2020 Buick Enclave2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Malibu2020 Chevrolet Silverado2020 Chevrolet Spark2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra2020 GMC Terrain
  Associated Documents

  • DownloadMC-10188402-0001.pdf↗
• January 22, 2021•Document ID: 10187775

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT

  Mfr Comm. #:

  21NA012

  Date Added:

  March 1, 2021

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides repair information to correct a customer concern of Clean Exhaust Filter, Perform Manual Regen, and Loss of Digital Speedometer DIC Displays.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187775-0001.pdf↗
• January 22, 2021•Document ID: 10187773

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  21NA010

  Date Added:

  March 1, 2021

  Manufacturer:

  GMC

  Summary

  This technical bulletin provides a procedure to reset the DTCs and take the vehicle for a test drive to verify the codes do not return.

  Associated Products (34)

  2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe2018 GMC Sierra2018 GMC Yukon2018 GMC Yukon XL2017 Cadillac Escalade2017 Cadillac Escalade ESV2017 Chevrolet Silverado2017 Chevrolet Suburban2017 Chevrolet Tahoe2017 GMC Sierra2017 GMC Yukon2017 GMC Yukon XL2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Chevrolet Silverado2016 Chevrolet Suburban+ 14 more
  Associated Documents

  • DownloadMC-10187773-0001.pdf↗
• January 22, 2021•Document ID: 10187747

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, OTHER:KINETIC:CLUTCH; EQUIPMENT

  Mfr Comm. #:

  18NA285

  Date Added:

  March 1, 2021

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (63)

  2021 Cadillac CT42021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Express2021 Chevrolet Silverado2021 GMC Canyon2021 GMC Savana2021 GMC Sierra2020 Cadillac CT42020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac Escalade2019 Cadillac Escalade ESV+ 43 more
  Associated Documents

  • DownloadMC-10187747-0001.pdf↗
• January 22, 2021•Document ID: 10187745

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18NA073

  Date Added:

  March 1, 2021

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (275)

  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 Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Spark+ 255 more
  Associated Documents

  • DownloadMC-10187745-0001.pdf↗
• January 21, 2021•Document ID: 10187769

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

  Mfr Comm. #:

  21NA006

  Date Added:

  March 1, 2021

  Manufacturer:

  CADILLAC

  Summary

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

  Associated Products (9)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187769-0001.pdf↗
• January 20, 2021•Document ID: 10188419

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0610

  Date Added:

  March 8, 2021

  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 Loss of Power, Instrument Panel Cluster (IPC) Gauges are Inoperative and/or Fluctuate, Multiple Warning Lights on DIC.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10188419-0001.pdf↗
• January 20, 2021•Document ID: 10187770

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  21NA007

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to program the reductant fluid module if found the cause of the customers concern.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187770-0001.pdf↗
• January 15, 2021•Document ID: 10187763

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; EQUIPMENT

  Mfr Comm. #:

  20NA218

  Date Added:

  March 1, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (11)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Corvette2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10187763-0001.pdf↗
• January 13, 2021•Document ID: 10188404

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  PI1513G

  Date Added:

  March 8, 2021

  Manufacturer:

  GMC

  Summary

  This preliminary information bulletin provides a procedure for radiator and engine coolant thermostat replacement to eliminate coolant smell and/or a slight leak at the radiator.

  Associated Products (18)

  2016 Cadillac Escalade2016 Cadillac Escalade ESV2016 Chevrolet Silverado2016 Chevrolet Suburban2016 Chevrolet Tahoe2016 GMC Sierra2016 GMC Yukon2016 GMC Yukon XL2015 Cadillac Escalade2015 Cadillac Escalade ESV2015 Chevrolet Silverado2015 Chevrolet Suburban2015 Chevrolet Tahoe2015 GMC Sierra2015 GMC Yukon2015 GMC Yukon XL2014 Chevrolet Silverado2014 GMC Sierra
  Associated Documents

  • DownloadMC-10188404-0001.pdf↗
• January 13, 2021•Document ID: 10187767

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); FUEL SYSTEM, DIESEL; EQUIPMENT:ELECTRICAL:ENGINE BLOCK HEATER

  Mfr Comm. #:

  21NA002

  Date Added:

  March 1, 2021

  Manufacturer:

  GMC

  Summary

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

  Associated Products (9)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187767-0001.pdf↗
• January 12, 2021•Document ID: 10188415

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  PIE0607

  Date Added:

  March 8, 2021

  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 USB Port Does Not Charge or Recognize Phone/Device, or Not Holding Cable in Port, USB and/or Auxiliary Port Inoperative or Won?t Play Media From the Device Constantly or Intermittently, Apple CarPlay and/or Android Auto Inoperative When Connecting into the USB Port or Cuts Out Over Bumps.

  Associated Products (2)

  2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10188415-0001.pdf↗
• January 12, 2021•Document ID: 10188412

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  PIE0602

  Date Added:

  March 8, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Service Engine Soon Lamp Illuminated On Driver Information Center (DIC), DTC P208B Set.

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10188412-0001.pdf↗
• January 12, 2021•Document ID: 10188408

  Service Bulletin/Repair Instructions
  ENGINE; EQUIPMENT; ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS

  Mfr Comm. #:

  PIE0590A

  Date Added:

  March 8, 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 check to the engine lamp being illuminated on the drivers information center (DIC).

  Associated Products (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10188408-0001.pdf↗
• January 12, 2021•Document ID: 10187756

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION; EQUIPMENT; ELECTRICAL SYSTEM:ADAS:HUD:CAMERA/SENSOR; EQUIPMENT ADAPTIVE/MOBILITY

  Mfr Comm. #:

  20NA105

  Date Added:

  March 1, 2021

  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 (4)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187756-0001.pdf↗
• January 11, 2021•Document ID: 10187759

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

  Mfr Comm. #:

  20NA142

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (48)

  2020 Chevrolet Express2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Savana2020 GMC Sierra2020 GMC Yukon2020 GMC Yukon XL2019 Chevrolet Express2019 Chevrolet Silverado2019 Chevrolet Suburban2019 Chevrolet Tahoe2019 GMC Savana2019 GMC Sierra2019 GMC Yukon2019 GMC Yukon XL2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Suburban2018 Chevrolet Tahoe+ 28 more
  Associated Documents

  • DownloadMC-10187759-0001.pdf↗
• January 11, 2021•Document ID: 10188418

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0609

  Date Added:

  March 8, 2021

  Manufacturer:

  CADILLAC

  Summary

  This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a noise heard from the engine compartment, loss of charging and/or reduced alternator output.

  Associated Products (8)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra
  Associated Documents

  • DownloadMC-10188418-0001.pdf↗
• January 11, 2021•Document ID: 10187757

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; FUEL SYSTEM, DIESEL

  Mfr Comm. #:

  20NA110

  Date Added:

  March 1, 2021

  Manufacturer:

  GMC

  Summary

  This informational bulletin advises the technician on what to do if the DEF pump has been replaced and perform a leak test to prime the pump.

  Associated Products (41)

  2021 Chevrolet Colorado2021 Chevrolet Express2021 Chevrolet Silverado2021 GMC Canyon2021 GMC Savana2021 GMC Sierra2020 Chevrolet Colorado2020 Chevrolet Express2020 Chevrolet Silverado2020 GMC Canyon2020 GMC Savana2020 GMC Sierra2020 GMC Terrain2019 Chevrolet Colorado2019 Chevrolet Cruze2019 Chevrolet Equinox2019 Chevrolet Express2019 Chevrolet Silverado2019 GMC Canyon2019 GMC Savana+ 21 more
  Associated Documents

  • DownloadMC-10187757-0001.pdf↗
• January 6, 2021•Document ID: 10187743

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, GASOLINE; ENGINE

  Mfr Comm. #:

  16NA102

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This technical bulletin provides a procedure to clean and repair the complete fuel system due to dirt getting into the fuel system causing the vehicle to have a hard or no start.

  Associated Products (28)

  2016 Chevrolet Express2016 Chevrolet Silverado2016 GMC Savana2016 GMC Sierra2015 Chevrolet Express2015 Chevrolet Silverado2015 GMC Savana2015 GMC Sierra2014 Chevrolet Express2014 Chevrolet Silverado2014 GMC Savana2014 GMC Sierra2013 Chevrolet Express2013 Chevrolet Silverado2013 GMC Savana2013 GMC Sierra2012 Chevrolet Express2012 Chevrolet Silverado2012 GMC Savana2012 GMC Sierra+ 8 more
  Associated Documents

  • DownloadMC-10187743-0001.pdf↗
• January 5, 2021•Document ID: 10187761

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

  Mfr Comm. #:

  20NA203

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (8)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 Chevrolet Silverado2018 GMC Sierra
  Associated Documents

  • DownloadMC-10187761-0001.pdf↗