Cadillac XT4 Service Bulletins

1,043 manufacturer communications on file.

• December 14, 2022•Document ID: 10228888

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  21-NA-124

  Date Added:

  January 6, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.

  Associated Products (98)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer+ 78 more
  Associated Documents

  • DownloadMC-10228888-0001.pdf↗
• December 14, 2022•Document ID: 10228886

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  18-NA-073

  Date Added:

  January 6, 2023

  Manufacturer:

  CHEVROLET

  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 (98)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer+ 78 more
  Associated Documents

  • DownloadMC-10228886-0001.pdf↗
• December 13, 2022•Document ID: 10228863

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING; POWER TRAIN

  Mfr Comm. #:

  16-NA-338

  Date Added:

  January 5, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.

  Associated Products (88)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer+ 68 more
  Associated Documents

  • DownloadMC-10228863-0001.pdf↗
• December 12, 2022•Document ID: 10230691

  Service Bulletin/Repair Instructions
  FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  PIT5551H

  Date Added:

  January 30, 2023

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting.  This is normal when the FAB has been set to  "Alert".

  Associated Products (48)

  2023 Buick Enclave2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EV2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Terrain2023 GMC Yukon XL2022 Buick Enclave2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT6+ 28 more
  Associated Documents

  • DownloadMC-10230691-0001.pdf↗
• December 12, 2022•Document ID: 10228901

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-250

  Date Added:

  January 6, 2023

  Manufacturer:

  GMC

  Summary

  This service bulletin provides repair information to correct a customer concern of Rear View Camera Display Gridlines Dim.

  Associated Products (39)

  2023 Buick Enclave2023 Buick Encore GX2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Malibu2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Buick Encore GX2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Bolt EUV+ 19 more
  Associated Documents

  • DownloadMC-10228901-0001.pdf↗
• December 12, 2022•Document ID: 10227769

  Service Bulletin/Repair Instructions
  SEATS

  Mfr Comm. #:

  N222378560-01

  Date Added:

  December 12, 2022

  Manufacturer:

  CADILLAC

  Summary

  Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior to completing this procedure. Use IVH to verify if the vehicle is involved in the Heated/Ventilated Seats Retrofit (N212354520 or N212354522).

  Associated Products (14)

  2023 Buick Enclave2023 Cadillac CT42023 Cadillac CT52023 Cadillac XT42023 Chevrolet Suburban2023 Chevrolet Traverse2023 GMC Acadia2022 Buick Enclave2022 Cadillac CT42022 Cadillac CT52022 Cadillac XT42022 Chevrolet Suburban2022 Chevrolet Traverse2022 GMC Acadia
  Associated Documents

  • DownloadMC-10227769-0001.pdf↗
• December 7, 2022•Document ID: 10228192

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  22-NA-244

  Date Added:

  December 21, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

  Associated Products (96)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 76 more
  Associated Documents

  • DownloadMC-10228192-0001.pdf↗
• December 7, 2022•Document ID: 10227799

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

  Mfr Comm. #:

  22-NA-038

  Date Added:

  December 15, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.

  Associated Products (64)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 44 more
  Associated Documents

  • DownloadMC-10227799-0001.pdf↗
• December 6, 2022•Document ID: 10228226

  Service Bulletin/Repair Instructions
  SERVICE BRAKES, HYDRAULIC

  Mfr Comm. #:

  22-NA-247

  Date Added:

  December 24, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information to dealership personnel that after performing a brake inspection, brake pad replacement, or any other repair that requires the caliper piston to be reseated may be causing DTC C05B0 to falsely set for eBoost applications.

  Associated Products (51)

  2023 Buick Enclave2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 GMC Acadia2023 GMC Hummer EV Pickup2023 GMC Terrain2023 GMC Yukon2023 GMC Yukon XL2022 Buick Enclave+ 31 more
  Associated Documents

  • DownloadMC-10228226-0001.pdf↗
• December 6, 2022•Document ID: 10228190

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-235

  Date Added:

  December 21, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions.

  Associated Products (52)

  2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia+ 32 more
  Associated Documents

  • DownloadMC-10228190-0001.pdf↗
• December 5, 2022•Document ID: 10230683

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

  Mfr Comm. #:

  PIP5632G

  Date Added:

  January 30, 2023

  Manufacturer:

  BUICK

  Summary

  This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.

  Associated Products (51)

  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 Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 31 more
  Associated Documents

  • DownloadMC-10230683-0001.pdf↗
• December 2, 2022•Document ID: 10230682

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

  Mfr Comm. #:

  PIP4902Q

  Date Added:

  January 30, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.

  Associated Products (51)

  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 Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 31 more
  Associated Documents

  • DownloadMC-10230682-0001.pdf↗
• December 1, 2022•Document ID: 10230680

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

  Mfr Comm. #:

  PIP5814

  Date Added:

  January 30, 2023

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that there some service parts released to dealers missing software.

  Associated Products (8)

  2021 Buick Enclave2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Equinox2021 Chevrolet Traverse2021 GMC Acadia
  Associated Documents

  • DownloadMC-10230680-0001.pdf↗
• November 30, 2022•Document ID: 10227402

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  22-NA-242

  Date Added:

  December 7, 2022

  Manufacturer:

  GMC

  Summary

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

  Associated Products (30)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 10 more
  Associated Documents

  • DownloadMC-10227402-0001.pdf↗
• November 30, 2022•Document ID: 10227401

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  22-NA-238

  Date Added:

  December 7, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.

  Associated Products (105)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 85 more
  Associated Documents

  • DownloadMC-10227401-0001.pdf↗
• November 29, 2022•Document ID: 10227674

  Service Bulletin/Repair Instructions
  TIRES; WHEELS

  Mfr Comm. #:

  PIT3271N

  Date Added:

  December 12, 2022

  Manufacturer:

  GMC

  Summary

  This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.

  Associated Products (106)

  2023 Buick Enclave2023 Buick Encore2023 Buick Encore GX2023 Buick Envision2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade2023 Cadillac Escalade ESV2023 Cadillac Lyriq2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Bolt EUV2023 Chevrolet Bolt EV2023 Chevrolet Camaro2023 Chevrolet Colorado2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Malibu+ 86 more
  Associated Documents

  • DownloadMC-10227674-0001.pdf↗
• November 29, 2022•Document ID: 10227673

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT5883F

  Date Added:

  December 12, 2022

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates vehicles being built without certain options due to a parts shortage.

  Associated Products (39)

  2023 Buick Enclave2023 Buick Encore GX2023 Cadillac CT42023 Cadillac CT52023 Cadillac Escalade ESV2023 Cadillac XT42023 Cadillac XT52023 Cadillac XT62023 Chevrolet Blazer2023 Chevrolet Camaro2023 Chevrolet Corvette2023 Chevrolet Equinox2023 Chevrolet Suburban2023 Chevrolet Tahoe2023 Chevrolet Trailblazer2023 Chevrolet Traverse2023 GMC Acadia2023 GMC Terrain2023 GMC Yukon XL2022 Buick Enclave+ 19 more
  Associated Documents

  • DownloadMC-10227673-0001.pdf↗
• November 22, 2022•Document ID: 10227396

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  PIE0720A

  Date Added:

  December 7, 2022

  Manufacturer:

  CADILLAC

  Summary

  This engineering information (EI) closure ends the need to gather further information from technicians in regards to Vehicle Will Not Move When in Drive, Neutral and/or Reverse and DTCs P0746, P0747 Set.

  Associated Products (9)

  2021 Buick Enclave2021 Buick Encore2021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Traverse2021 GMC Acadia2021 GMC Terrain
  Associated Documents

  • DownloadMC-10227396-0001.pdf↗
• November 21, 2022•Document ID: 10227373

  Service Bulletin/Repair Instructions
  SEATS

  Mfr Comm. #:

  21-NA-212

  Date Added:

  December 7, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for dealers/technicians on Front Seat Adjuster Track Service Part Availability Separate from Complete Seat Cushion Frame Assembly.

  Associated Products (6)

  2023 Cadillac XT42023 Chevrolet Malibu2022 Cadillac XT42022 Chevrolet Malibu2021 Cadillac XT42021 Chevrolet Malibu
  Associated Documents

  • DownloadMC-10227373-0001.pdf↗
• November 18, 2022•Document ID: 10227669

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

  Mfr Comm. #:

  PIP5889

  Date Added:

  December 12, 2022

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates the possibility of dtc p0299 due to a stuck open Charge Air Bypass Valve

  Associated Products (16)

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  Associated Documents

  • DownloadMC-10227669-0001.pdf↗