Cadillac CT5 Service Bulletins

1,342 manufacturer communications on file.

• May 20, 2025•Document ID: 11018647

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6356B

  Date Added:

  May 29, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates A vehicle may be encountered with super cruise inop due to not seeing drivers face clearly. The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.

  Associated Products (31)

  2026 Cadillac Celestiq2026 Cadillac Vistiq2025 Buick Enclave2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade+ 11 more
  Associated Documents

  • DownloadMC-11018647-0001.pdf↗
• May 16, 2025•Document ID: 11024486

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  23-NA-170

  Date Added:

  October 25, 2025

  Manufacturer:

  GMC

  Summary

  This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.

  Associated Products (72)

  2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Chevrolet Corvette2025 Chevrolet Express2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 GMC Savana2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Camaro2024 Chevrolet Corvette2024 Chevrolet Express2024 Chevrolet Silverado2024 Chevrolet Suburban+ 52 more
  Associated Documents

  • DownloadMC-11024486-0001.pdf↗
• May 15, 2025•Document ID: 11024485

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  23-NA-153

  Date Added:

  October 25, 2025

  Manufacturer:

  CHEVROLET

  Summary

  The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.

  Associated Products (622)

  2025 Buick Enclave2025 Buick Encore2025 Buick Encore GX2025 Buick Envision2025 Buick Envista2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac XT42025 Cadillac XT52025 Cadillac XT62025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Corvette2025 Chevrolet Equinox2025 Chevrolet Express2025 Chevrolet Malibu2025 Chevrolet Silverado+ 602 more
  Associated Documents

  • DownloadMC-11024485-0001.pdf↗
• May 15, 2025•Document ID: 11018323

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232427510-02

  Date Added:

  May 15, 2025

  Manufacturer:

  GMC

  Summary

  Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

  Associated Products (48)

  2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Cadillac Lyriq2024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT42023 Cadillac CT5+ 28 more
  Associated Documents

  • DownloadMC-11018323-0001.pdf↗
• May 13, 2025•Document ID: 11018481

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6356A

  Date Added:

  May 20, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates A vehicle may be encountered with super cruise inop due to not seeing drivers face clearly. The tech is directed to inspect the Infrared LED's on the steering wheel and replace the wheel if necessary.

  Associated Products (31)

  2026 Cadillac Vistiq2025 Buick Enclave2025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Hummer EV Pickup2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Cadillac Escalade+ 11 more
  Associated Documents

  • DownloadMC-11018481-0001.pdf↗
• May 13, 2025•Document ID: 11018476

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6587B

  Date Added:

  May 20, 2025

  Manufacturer:

  GMC

  Summary

  This Preliminary information communicates That the active safety systems maybe inoperable and to perform a module reset to correct.

  Associated Products (22)

  2026 Cadillac Vistiq2025 Buick Enclave2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade2025 Cadillac Escalade ESV2025 Cadillac Escalade IQ2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Tahoe2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Chevrolet Silverado2024 Chevrolet Traverse+ 2 more
  Associated Documents

  • DownloadMC-11018476-0001.pdf↗
• May 13, 2025•Document ID: 11018475

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6362B

  Date Added:

  May 20, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information communicates to dealership technicians various radio concerns are all related to software and Engineering is currently working on a design improvement.

  Associated Products (24)

  2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Cadillac Escalade IQ2025 Cadillac Lyriq2025 Cadillac XT42025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Canyon2025 GMC Sierra2024 Buick Envision2024 Cadillac Lyriq2024 Cadillac XT42024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Silverado+ 4 more
  Associated Documents

  • DownloadMC-11018475-0001.pdf↗
• May 8, 2025•Document ID: 11023051

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

  Mfr Comm. #:

  25-NA-118

  Date Added:

  September 10, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.

  Associated Products (257)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Colorado+ 237 more
  Associated Documents

  • DownloadMC-11023051-0001.pdf↗
• May 7, 2025•Document ID: 11020254

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  15-NA-010

  Date Added:

  July 7, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.

  Associated Products (458)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Express2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 Chevrolet Trailblazer+ 438 more
  Associated Documents

  • DownloadMC-11020254-0001.pdf↗
• May 6, 2025•Document ID: 11018429

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6369A

  Date Added:

  May 19, 2025

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.

  Associated Products (44)

  2025 Chevrolet Corvette2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2024 BrightDrop Zevo2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Yukon2024 GMC Yukon XL2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Corvette+ 24 more
  Associated Documents

  • DownloadMC-11018429-0001.pdf↗
• May 1, 2025•Document ID: 11017374

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232427510-01

  Date Added:

  May 1, 2025

  Manufacturer:

  CADILLAC

  Summary

  Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

  Associated Products (48)

  2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Cadillac Lyriq2024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT42023 Cadillac CT5+ 28 more
  Associated Documents

  • DownloadMC-11017374-0001.pdf↗
• April 29, 2025•Document ID: 11017332

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  N232427510

  Date Added:

  April 29, 2025

  Manufacturer:

  CADILLAC

  Summary

  Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

  Associated Products (49)

  2025 Chevrolet Silverado2024 Buick Envision2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Cadillac Lyriq2024 Cadillac XT62024 Chevrolet Blazer2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT4+ 29 more
  Associated Documents

  • DownloadMC-11017332-0001.pdf↗
• April 28, 2025•Document ID: 11017780

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6056A

  Date Added:

  May 5, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates how to erase a DTC that is falsely setting due to a software concern with the Image Processing Module

  Associated Products (40)

  2025 Cadillac CT52024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Silverado2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Sierra2024 GMC Yukon2024 GMC Yukon XL2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Chevrolet Silverado2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Hummer EV Pickup+ 20 more
  Associated Documents

  • DownloadMC-11017780-0001.pdf↗
• April 28, 2025•Document ID: 11017276

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6155D

  Date Added:

  April 28, 2025

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates information for B19B0 SYM49 falsely setting.

  Associated Products (11)

  2025 Buick Enclave2025 Buick Envision2025 Cadillac CT52025 Chevrolet Blazer2025 GMC Acadia2024 Buick Envision2024 Cadillac CT52024 Chevrolet Blazer2024 Chevrolet Silverado2024 GMC Acadia2024 GMC Sierra
  Associated Documents

  • DownloadMC-11017276-0001.pdf↗
• April 24, 2025•Document ID: 11019545

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-242

  Date Added:

  June 16, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.

  Associated Products (146)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet BrightDrop2026 Chevrolet Colorado+ 126 more
  Associated Documents

  • DownloadMC-11019545-0001.pdf↗
• April 22, 2025•Document ID: 11019543

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  21-NA-240

  Date Added:

  June 16, 2025

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides diagnostic repair information to correct an oil leak in the engine.

  Associated Products (37)

  2024 Cadillac CT42024 Cadillac CT52024 Cadillac XT42024 Cadillac XT52024 Cadillac XT62024 Chevrolet Blazer2023 Cadillac CT42023 Cadillac CT52023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 GMC Acadia2022 Cadillac CT42022 Cadillac CT52022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 GMC Acadia+ 17 more
  Associated Documents

  • DownloadMC-11019543-0001.pdf↗
• April 22, 2025•Document ID: 11017775

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIC6587A

  Date Added:

  May 5, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates That the active safety systems maybe inoperable and to perform a module reset to correct.

  Associated Products (17)

  2025 Buick Enclave2025 Cadillac CT42025 Cadillac CT52025 Cadillac Escalade IQ2025 Cadillac Optiq2025 Chevrolet Blazer2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Suburban2025 Chevrolet Traverse2025 GMC Acadia2025 GMC Sierra2025 GMC Yukon2025 GMC Yukon XL2024 Buick Enclave2024 Chevrolet Traverse2024 GMC Acadia
  Associated Documents

  • DownloadMC-11017775-0001.pdf↗
• April 18, 2025•Document ID: 11019503

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  25-NA-100

  Date Added:

  June 12, 2025

  Manufacturer:

  GMC

  Summary

  This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State who move to and register their vehicle in a California Emission State may be entitled to the 7 year, 70,000-mile Emission Select State Component Limited Warranty.

  Associated Products (344)

  2026 Buick Enclave2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer2026 Chevrolet Colorado2026 Chevrolet Corvette2026 Chevrolet Equinox2026 Chevrolet Express2026 Chevrolet Silverado2026 Chevrolet Suburban2026 Chevrolet Tahoe2026 Chevrolet Trailblazer+ 324 more
  Associated Documents

  • DownloadMC-11019503-0001.pdf↗
• April 18, 2025•Document ID: 11017314

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6369

  Date Added:

  April 29, 2025

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.

  Associated Products (45)

  2025 Cadillac CT42025 Chevrolet Corvette2025 Chevrolet Tahoe2025 GMC Hummer EV Pickup2024 BrightDrop Zevo2024 Cadillac CT42024 Cadillac CT52024 Cadillac Escalade2024 Cadillac Escalade ESV2024 Chevrolet Corvette2024 Chevrolet Suburban2024 Chevrolet Tahoe2024 GMC Hummer EV Pickup2024 GMC Yukon2024 GMC Yukon XL2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV+ 25 more
  Associated Documents

  • DownloadMC-11017314-0001.pdf↗
• April 18, 2025•Document ID: 11017311

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6248A

  Date Added:

  April 29, 2025

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to GM technicians to not replace any parts at this time if they come across this concern to reset the radio at this time. The PI will be updated or replaced with TSB once a determination has been made.

  Associated Products (22)

  2025 Buick Enclave2025 Cadillac CT52025 Cadillac Lyriq2025 Chevrolet Blazer2025 Chevrolet Colorado2025 Chevrolet Equinox2025 Chevrolet Silverado2025 Chevrolet Traverse2025 GMC Canyon2025 GMC Sierra2024 Cadillac Lyriq2024 Chevrolet Blazer2024 Chevrolet Colorado2024 Chevrolet Equinox2024 Chevrolet Silverado2024 Chevrolet Traverse2024 GMC Acadia2024 GMC Canyon2024 GMC Sierra2023 Cadillac Lyriq+ 2 more
  Associated Documents

  • DownloadMC-11017311-0001.pdf↗