Chevrolet Suburban Service Bulletins (2021)

1,441 manufacturer communications on file.

• December 23, 2020•Document ID: 10187735

  Service Bulletin/Repair Instructions
  AIR BAGS; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0599B

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  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).

  Associated Products (8)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10187735-0001.pdf↗
• December 23, 2020•Document ID: 10187430

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

  Mfr Comm. #:

  20NA238

  Date Added:

  February 22, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides V153 radio software update information to correct customer concerns of various software issues.

  Associated Products (6)

  2021 Cadillac CT42021 Cadillac CT52021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10187430-0001.pdf↗
• December 23, 2020•Document ID: 10187429

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

  Mfr Comm. #:

  20NA237

  Date Added:

  February 22, 2021

  Manufacturer:

  GMC

  Summary

  This service bulletin provides V152 radio software update information to correct customer concerns of various software issues.

  Associated Products (19)

  2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Corvette2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 Chevrolet Trailblazer2021 GMC Acadia2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10187429-0001.pdf↗
• December 23, 2020•Document ID: 10187379

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA306

  Date Added:

  February 22, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (396)

  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+ 376 more
  Associated Documents

  • DownloadMC-10187379-0001.pdf↗
• December 23, 2020•Document ID: 10186114

  Service Bulletin/Repair Instructions
  AIR BAGS; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0599B

  Date Added:

  February 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  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).

  Associated Products (8)

  2021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10186114-0001.pdf↗
• December 23, 2020•Document ID: 10186103

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

  Mfr Comm. #:

  20NA238

  Date Added:

  February 1, 2021

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides V153 radio software update information to correct customer concerns of various software issues.

  Associated Products (6)

  2021 Cadillac CT42021 Cadillac CT52021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10186103-0001.pdf↗
• December 23, 2020•Document ID: 10186102

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

  Mfr Comm. #:

  20NA237

  Date Added:

  February 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides V152 radio software update information to correct customer concerns of various software issues.

  Associated Products (18)

  2021 Buick Encore GX2021 Buick Envision2021 Cadillac CT42021 Cadillac CT52021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Corvette2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Acadia2021 GMC Sierra2021 GMC Yukon2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10186102-0001.pdf↗
• December 23, 2020•Document ID: 10186065

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18NA306

  Date Added:

  February 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

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

  Associated Products (401)

  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+ 381 more
  Associated Documents

  • DownloadMC-10186065-0001.pdf↗
• December 22, 2020•Document ID: 10187736

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIE0601A

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  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 Engine Soon Lamp being illuminated.

  Associated Products (10)

  2021 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-10187736-0001.pdf↗
• December 22, 2020•Document ID: 10186115

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  PIE0601A

  Date Added:

  February 1, 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 the Service Engine Soon Lamp being illuminated.

  Associated Products (10)

  2021 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-10186115-0001.pdf↗
• December 18, 2020•Document ID: 10187413

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

  Mfr Comm. #:

  20NA218

  Date Added:

  February 22, 2021

  Manufacturer:

  CADILLAC

  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 (8)

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

  • DownloadMC-10187413-0001.pdf↗
• December 18, 2020•Document ID: 10187198

  Service Bulletin/Repair Instructions
  SEATS:MID/REAR ASSEMBLY

  Mfr Comm. #:

  PIT5773C

  Date Added:

  February 16, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue with the 3rd Row Seat Headrest not returning to the upright position after cycling the seat and to install a headrest repair kit.

  Associated Products (3)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10187198-0001.pdf↗
• December 18, 2020•Document ID: 10187196

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5799A

  Date Added:

  February 16, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern.

  Associated Products (20)

  2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Corvette2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Cadillac CT52020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Bolt EV2020 Chevrolet Corvette2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon
  Associated Documents

  • DownloadMC-10187196-0001.pdf↗
• December 18, 2020•Document ID: 10186086

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

  Mfr Comm. #:

  20NA218

  Date Added:

  February 1, 2021

  Manufacturer:

  CADILLAC

  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 (8)

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

  • DownloadMC-10186086-0001.pdf↗
• December 18, 2020•Document ID: 10185747

  Service Bulletin/Repair Instructions
  SEATS:MID/REAR ASSEMBLY:HEAD RESTRAINT

  Mfr Comm. #:

  PIT5773C

  Date Added:

  January 25, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates an issue with the 3rd Row Seat Headrest not returning to the upright position after cycling the seat and to install a headrest repair kit.

  Associated Products (3)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Yukon XL
  Associated Documents

  • DownloadMC-10185747-0001.pdf↗
• December 18, 2020•Document ID: 10185745

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

  Mfr Comm. #:

  PIT5799A

  Date Added:

  January 25, 2021

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates a cocnern where a flashing spot can intermittently show up on the radio display while in reverse. The PI advises that engineering is investigating the concern.

  Associated Products (20)

  2021 Cadillac CT42021 Cadillac CT52021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Corvette2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Cadillac CT52020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Chevrolet Bolt EV2020 Chevrolet Corvette2020 Chevrolet Silverado2020 Chevrolet Suburban2020 Chevrolet Tahoe2020 GMC Sierra2020 GMC Yukon
  Associated Documents

  • DownloadMC-10185745-0001.pdf↗
• December 17, 2020•Document ID: 10207728

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EXTERIOR LIGHTING

  Mfr Comm. #:

  N202313960 Deale

  Date Added:

  February 7, 2022

  Manufacturer:

  CHEVROLET

  Summary

  Customer Satisfaction. Additional units added to population.

  Associated Products (2)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe
  Associated Documents

  • DownloadMC-10207728-0001.pdf↗
• December 17, 2020•Document ID: 10187619

  Service Bulletin/Repair Instructions
  STEERING; EQUIPMENT

  Mfr Comm. #:

  N202315380

  Date Added:

  March 1, 2021

  Manufacturer:

  CHEVROLET

  Summary

  Service Update. A small number of vehicles may have been built with a cracked steering gear ballnut which could result in noise and reduction of steering performance. Dealers are to replace the steering gear.

  Associated Products (4)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187619-0001.pdf↗
• December 17, 2020•Document ID: 10187428

  Service Bulletin/Repair Instructions
  EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS

  Mfr Comm. #:

  20NA235

  Date Added:

  February 22, 2021

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information to aid a dealer/customer concern of Radio Unwanted Phantom Touch or Non-Responsive to Touch After Cleaning/Disinfecting Radio Display.

  Associated Products (58)

  2021 Buick Enclave2021 Buick Encore GX2021 Cadillac CT42021 Cadillac CT52021 Cadillac CT62021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Cadillac XT42021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Malibu2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 Chevrolet Traverse2021 GMC Acadia+ 38 more
  Associated Documents

  • DownloadMC-10187428-0001.pdf↗
• December 17, 2020•Document ID: 10187346

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  N202315380

  Date Added:

  February 22, 2021

  Manufacturer:

  CHEVROLET

  Summary

  Service Update. A small number of vehicles may have been built with a cracked steering gear ballnut which could result in noise and reduction of steering performance. Dealers are to replace the steering gear.

  Associated Products (4)

  2021 Chevrolet Suburban2021 Chevrolet Tahoe2020 Chevrolet Silverado2020 GMC Sierra
  Associated Documents

  • DownloadMC-10187346-0001.pdf↗