Cadillac CT6 Service Bulletins (2021)

343 manufacturer communications on file.

• September 8, 2022•Document ID: 10222661

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  21-NA-068

  Date Added:

  October 7, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.

  Associated Products (293)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Sierra+ 273 more
  Associated Documents

  • DownloadMC-10222661-0001.pdf↗
• September 1, 2022•Document ID: 10220319

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  22-NA-181

  Date Added:

  September 19, 2022

  Manufacturer:

  GMC

  Summary

  This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission.

  Associated Products (938)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Sierra2023 GMC Yukon2022 Buick Enclave2022 Buick Encore+ 918 more
  Associated Documents

  • DownloadMC-10220319-0001.pdf↗
• September 1, 2022•Document ID: 10220308

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  05-00-89-029E

  Date Added:

  September 19, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.

  Associated Products (503)

  2023 BrightDrop Zevo2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Sierra2023 GMC Yukon+ 483 more
  Associated Documents

  • DownloadMC-10220308-0001.pdf↗
• August 30, 2022•Document ID: 10219389

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21-NA-061

  Date Added:

  September 8, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).

  Associated Products (144)

  2023 Buick Enclave2023 Cadillac Escalade2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Sierra2023 GMC Yukon2022 Buick Enclave2022 Buick Encore+ 124 more
  Associated Documents

  • DownloadMC-10219389-0001.pdf↗
• August 25, 2022•Document ID: 10219284

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

  Mfr Comm. #:

  18-NA-306

  Date Added:

  September 7, 2022

  Manufacturer:

  GMC

  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 (524)

  2023 Buick Enclave2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Sierra2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT5+ 504 more
  Associated Documents

  • DownloadMC-10219284-0001.pdf↗
• August 23, 2022•Document ID: 10219291

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  21-NA-275

  Date Added:

  September 7, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides repair information to correct customer concerns of Rear Wheel Lock Up, ABS Event, Loud Bang and a Flashing “D” on Driver Information Center (DIC) when Lightly or Moderately Accelerating Forcing an 8-7 or 8-6 Downshift.

  Associated Products (16)

  2021 Cadillac CT42021 Cadillac CT52021 Cadillac CT62021 Cadillac Escalade2021 Cadillac Escalade ESV2021 Chevrolet Silverado2021 Chevrolet Suburban2021 Chevrolet Tahoe2021 GMC Sierra2021 GMC Yukon2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Chevrolet Silverado2020 GMC Sierra2019 Cadillac CT6
  Associated Documents

  • DownloadMC-10219291-0001.pdf↗
• August 22, 2022•Document ID: 10219278

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

  Mfr Comm. #:

  11-00-89-005T

  Date Added:

  September 7, 2022

  Manufacturer:

  BUICK

  Summary

  This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).

  Associated Products (504)

  2023 Buick Enclave2023 Cadillac Lyriq2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Sierra2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT5+ 484 more
  Associated Documents

  • DownloadMC-10219278-0001.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 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 2, 2022•Document ID: 10217857

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-127

  Date Added:

  August 16, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.

  Associated Products (36)

  2022 Buick Enclave2022 Buick Encore GX2022 Buick Envision2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Sierra2022 GMC Terrain2021 Buick Encore GX2021 Buick Envision+ 16 more
  Associated Documents

  • DownloadMC-10217857-0001.pdf↗
• July 26, 2022•Document ID: 10217117

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-127

  Date Added:

  August 4, 2022

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.

  Associated Products (36)

  2022 Buick Enclave2022 Buick Encore GX2022 Buick Envision2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Sierra2022 GMC Terrain2021 Buick Encore GX2021 Buick Envision+ 16 more
  Associated Documents

  • DownloadMC-10217117-0001.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 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↗
• June 28, 2022•Document ID: 10215655

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-135

  Date Added:

  July 12, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.

  Associated Products (326)

  2023 Buick Enclave2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 306 more
  Associated Documents

  • DownloadMC-10215655-0001.pdf↗
• June 27, 2022•Document ID: 10215643

  Service Bulletin/Repair Instructions
  EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  12-01-37-001F

  Date Added:

  July 12, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.

  Associated Products (461)

  2023 Buick Enclave2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 441 more
  Associated Documents

  • DownloadMC-10215643-0001.pdf↗
• June 24, 2022•Document ID: 10215633

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-127

  Date Added:

  July 12, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides repair information on release of Radio Software Version V160 Update to correct customer concerns of radio software issues.

  Associated Products (34)

  2022 Buick Enclave2022 Buick Encore GX2022 Buick Envision2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Sierra2022 GMC Terrain2021 Buick Encore GX2021 Buick Envision+ 14 more
  Associated Documents

  • DownloadMC-10215633-0001.pdf↗
• June 24, 2022•Document ID: 10215628

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

  Mfr Comm. #:

  22-NA-070

  Date Added:

  July 12, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.

  Associated Products (368)

  2023 Buick Enclave2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 348 more
  Associated Documents

  • DownloadMC-10215628-0001.pdf↗
• June 23, 2022•Document ID: 10215629

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-115

  Date Added:

  July 12, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.

  Associated Products (130)

  2023 Buick Enclave2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 110 more
  Associated Documents

  • DownloadMC-10215629-0001.pdf↗
• June 21, 2022•Document ID: 10215626

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  21-NA-026

  Date Added:

  July 12, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.

  Associated Products (492)

  2023 Buick Enclave2023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Silverado2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore2022 Buick Encore GX2022 Buick Envision2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 472 more
  Associated Documents

  • DownloadMC-10215626-0001.pdf↗
• June 15, 2022•Document ID: 10214869

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  22-NA-009

  Date Added:

  July 1, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.

  Associated Products (1106)

  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+ 1086 more
  Associated Documents

  • DownloadMC-10214869-0001.pdf↗