Cadillac CT6 Service Bulletins

1,913 manufacturer communications on file.

• November 17, 2021•Document ID: 10205537

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  17NA040

  Date Added:

  December 27, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.

  Associated Products (42)

  2022 Chevrolet Corvette2021 Chevrolet Corvette2020 Buick Regal2020 Cadillac CT62020 Chevrolet Corvette2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac XTS2019 Chevrolet Corvette2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac XTS2018 Chevrolet Corvette2017 Buick Regal2017 Cadillac ATS2017 Cadillac CT6+ 22 more
  Associated Documents

  • DownloadMC-10205537-0001.pdf↗
• November 9, 2021•Document ID: 10205578

  Service Bulletin/Repair Instructions
  VISIBILITY:SUN/MOON ROOF ASSEMBLY

  Mfr Comm. #:

  21NA258

  Date Added:

  December 27, 2021

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides information for dealers/technicians on General Guidelines to Address Sunroof Waterleak Issues.

  Associated Products (5)

  2020 Cadillac CT62019 Cadillac CT62018 Cadillac CT62017 Cadillac CT62016 Cadillac CT6
  Associated Documents

  • DownloadMC-10205578-0001.pdf↗
• November 8, 2021•Document ID: 10205738

  Service Bulletin/Repair Instructions
  TIRES; WHEELS

  Mfr Comm. #:

  030310007K

  Date Added:

  January 3, 2022

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance, Shake, Flat Spotting) of GM Original Equipment Tires.

  Associated Products (666)

  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 Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu+ 646 more
  Associated Documents

  • DownloadMC-10205738-0001.pdf↗
• November 8, 2021•Document ID: 10205539

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  19NA104

  Date Added:

  December 27, 2021

  Manufacturer:

  BUICK

  Summary

  This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.

  Associated Products (371)

  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 Bolt EUV2022 Chevrolet Bolt EV+ 351 more
  Associated Documents

  • DownloadMC-10205539-0001.pdf↗
• November 5, 2021•Document ID: 10205737

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING

  Mfr Comm. #:

  030091001H

  Date Added:

  January 3, 2022

  Manufacturer:

  CADILLAC

  Summary

  This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.

  Associated Products (784)

  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 Bolt EUV2022 Chevrolet Bolt EV+ 764 more
  Associated Documents

  • DownloadMC-10205737-0001.pdf↗
• September 21, 2021•Document ID: 10202398

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

  Mfr Comm. #:

  PIT5790C

  Date Added:

  October 25, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a concern where the radio will reboot when adjusting the volume intermittently and that engineering is investigating.

  Associated Products (25)

  2022 Chevrolet Colorado2022 GMC Canyon2021 Chevrolet Colorado2021 Chevrolet Equinox2021 GMC Canyon2021 GMC Terrain2020 Cadillac CT62020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Malibu2020 GMC Canyon2020 GMC Terrain2019 Cadillac CT62019 Cadillac XT42019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 Chevrolet Equinox2019 Chevrolet Malibu2019 Chevrolet Silverado+ 5 more
  Associated Documents

  • DownloadMC-10202398-0001.pdf↗
• August 27, 2021•Document ID: 10205043

  Service Bulletin/Repair Instructions
  BACK OVER PREVENTION

  Mfr Comm. #:

  17NA040

  Date Added:

  December 20, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.

  Associated Products (41)

  2021 Chevrolet Corvette2020 Buick Regal2020 Cadillac CT62020 Chevrolet Corvette2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac XTS2019 Chevrolet Corvette2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac XTS2018 Chevrolet Corvette2017 Buick Regal2017 Cadillac ATS2017 Cadillac CT62017 Cadillac CTS+ 21 more
  Associated Documents

  • DownloadMC-10205043-0001.pdf↗
• August 20, 2021•Document ID: 10205052

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  19NA256

  Date Added:

  December 20, 2021

  Manufacturer:

  GMC

  Summary

  This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.

  Associated Products (206)

  2022 Buick Enclave2022 Cadillac CT42022 Cadillac CT52022 Cadillac XT52022 Cadillac XT62022 Chevrolet Blazer2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Traverse2022 GMC Acadia2022 GMC Canyon2021 Buick Enclave2021 Cadillac CT52021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Traverse2021 GMC Acadia+ 186 more
  Associated Documents

  • DownloadMC-10205052-0001.pdf↗
• August 19, 2021•Document ID: 10201318

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  PIC6438B

  Date Added:

  September 13, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern.

  Associated Products (37)

  2021 Buick Enclave2021 Buick Encore GX2021 Cadillac CT62021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Equinox2021 Chevrolet Silverado2021 Chevrolet Traverse2021 GMC Acadia2021 GMC Sierra2021 GMC Terrain2020 Buick Enclave2020 Buick Encore GX2020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT6+ 17 more
  Associated Documents

  • DownloadMC-10201318-0001.pdf↗
• August 11, 2021•Document ID: 10201310

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT3099U

  Date Added:

  September 13, 2021

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.  Technicians should refer to Service Information for information regarding most accessories.  Technicians may also contact PARTECH and/or the Techline Customer Support Center for additional support.

  Associated Products (836)

  2022 Buick Enclave2022 Buick Encore2022 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 Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse+ 816 more
  Associated Documents

  • DownloadMC-10201310-0001.pdf↗
• August 9, 2021•Document ID: 10201307

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6438A

  Date Added:

  September 13, 2021

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern.

  Associated Products (37)

  2021 Buick Enclave2021 Buick Encore GX2021 Cadillac CT62021 Cadillac XT42021 Cadillac XT52021 Cadillac XT62021 Chevrolet Blazer2021 Chevrolet Bolt EV2021 Chevrolet Equinox2021 Chevrolet Silverado2021 Chevrolet Traverse2021 GMC Acadia2021 GMC Sierra2021 GMC Terrain2020 Buick Enclave2020 Buick Encore GX2020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT6+ 17 more
  Associated Documents

  • DownloadMC-10201307-0001.pdf↗
• August 6, 2021•Document ID: 10205059

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:12V/24V/48V BATTERY

  Mfr Comm. #:

  20NA132

  Date Added:

  December 20, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

  Associated Products (327)

  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 Blazer2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Colorado2022 Chevrolet Corvette2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu+ 307 more
  Associated Documents

  • DownloadMC-10205059-0001.pdf↗
• August 6, 2021•Document ID: 10205048

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18NA073

  Date Added:

  December 20, 2021

  Manufacturer:

  BUICK

  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 (282)

  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 35002021 Chevrolet 4500HD2021 Chevrolet 5500HD2021 Chevrolet Blazer2021 Chevrolet Camaro2021 Chevrolet Colorado2021 Chevrolet Corvette2021 Chevrolet Equinox2021 Chevrolet Express+ 262 more
  Associated Documents

  • DownloadMC-10205048-0001.pdf↗
• August 5, 2021•Document ID: 10201305

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC6265F

  Date Added:

  September 13, 2021

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a vehicle may exhibit a Adaptive Cruise Control Unavailable and/or Lane Keep Assist Unavailable message. The technician may attempt to program the Active Safety Control Module (ASCM) and encounter a code E4399. The technician is advised if he encounters this concern to zero the MIC counter by placing the vehicle into and back out of "Transport Mode".

  Associated Products (13)

  2020 Buick LaCrosse2020 Cadillac CT62020 Chevrolet Malibu2019 Buick LaCrosse2019 Cadillac CT62019 Chevrolet Malibu2018 Buick LaCrosse2018 Cadillac CT62018 Chevrolet Malibu2017 Buick LaCrosse2017 Cadillac CT62017 Chevrolet Malibu2016 Cadillac CT6
  Associated Documents

  • DownloadMC-10201305-0001.pdf↗
• July 21, 2021•Document ID: 10201176

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC5650J

  Date Added:

  September 13, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.

  Associated Products (504)

  2018 Buick Cascada2018 Buick Enclave2018 Buick Encore2018 Buick Envision2018 Buick LaCrosse2018 Buick Regal2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Cadillac Escalade ESV2018 Cadillac XT52018 Cadillac XTS2018 Chevrolet 4500HD2018 Chevrolet 5500HD2018 Chevrolet Aveo2018 Chevrolet Bolt EV2018 Chevrolet Camaro2018 Chevrolet Colorado2018 Chevrolet Corvette+ 484 more
  Associated Documents

  • DownloadMC-10201176-0001.pdf↗
• July 21, 2021•Document ID: 10201252

  Service Bulletin/Repair Instructions
  POWER TRAIN; AIR BAGS

  Mfr Comm. #:

  PIC5650J

  Date Added:

  September 13, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.

  Associated Products (561)

  2022 Buick Encore2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 Chevrolet Trax2022 GMC Acadia2022 GMC Canyon+ 541 more
  Associated Documents

  • DownloadMC-10201252-0001.pdf↗
• July 21, 2021•Document ID: 10201251

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SENSORS

  Mfr Comm. #:

  PIT5698B

  Date Added:

  September 13, 2021

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.

  Associated Products (300)

  2022 Buick Encore2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Suburban2022 Chevrolet Tahoe2022 Chevrolet Trailblazer2022 Chevrolet Traverse2022 Chevrolet Trax2022 GMC Acadia2022 GMC Canyon+ 280 more
  Associated Documents

  • DownloadMC-10201251-0001.pdf↗
• July 14, 2021•Document ID: 10200196

  Service Bulletin/Repair Instructions
  POWER TRAIN; EQUIPMENT; ELECTRICAL SYSTEM:WIRING

  Mfr Comm. #:

  N202318000

  Date Added:

  August 9, 2021

  Manufacturer:

  CADILLAC

  Summary

  Service Update. Certain vehicles may have a condition where the transmission wiring harness may have a faulty thermistor crimp. Dealers are to replace the transmission wiring harness.

  Associated Products (2)

  2018 Cadillac CT62017 Cadillac CT6
  Associated Documents

  • DownloadMC-10200196-0001.pdf↗
• July 1, 2021•Document ID: 10201179

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR; EQUIPMENT

  Mfr Comm. #:

  PIC6440

  Date Added:

  September 13, 2021

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates that a calibration change was made starting with the 2018 model year so that the rear HVAC fan speed will also control the front fan speed.

  Associated Products (3)

  2020 Cadillac CT62019 Cadillac CT62018 Cadillac CT6
  Associated Documents

  • DownloadMC-10201179-0001.pdf↗
• June 28, 2021•Document ID: 10200149

  Service Bulletin/Repair Instructions
  VISIBILITY:GLASS, SIDE/REAR; EQUIPMENT

  Mfr Comm. #:

  21NA152

  Date Added:

  August 9, 2021

  Manufacturer:

  GMC

  Summary

  This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint percentage.

  Associated Products (459)

  2022 Buick Encore2022 Buick Encore GX2022 Cadillac CT42022 Cadillac CT52022 Cadillac Escalade2022 Cadillac Escalade ESV2022 Cadillac XT42022 Cadillac XT52022 Cadillac XT62022 Chevrolet 35002022 Chevrolet 4500HD2022 Chevrolet 5500HD2022 Chevrolet Bolt EUV2022 Chevrolet Bolt EV2022 Chevrolet Camaro2022 Chevrolet Equinox2022 Chevrolet Express2022 Chevrolet Malibu2022 Chevrolet Silverado2022 Chevrolet Spark+ 439 more
  Associated Documents

  • DownloadMC-10200149-0001.pdf↗