Cadillac CT6 Service Bulletins

1,913 manufacturer communications on file.

• August 3, 2020•Document ID: 10179620

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5632C

  Date Added:

  September 14, 2020

  Manufacturer:

  CHEVROLET

  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 (355)

  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+ 335 more
  Associated Documents

  • DownloadMC-10179620-0001.pdf↗
• July 28, 2020•Document ID: 10178949

  Service Bulletin/Repair Instructions
  ENGINE; POWER TRAIN

  Mfr Comm. #:

  16NA338

  Date Added:

  August 31, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This 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 (653)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Impala+ 633 more
  Associated Documents

  • DownloadMC-10178949-0001.pdf↗
• July 27, 2020•Document ID: 10178387

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE

  Mfr Comm. #:

  PIP5226D

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.

  Associated Products (801)

  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+ 781 more
  Associated Documents

  • DownloadMC-10178387-0001.pdf↗
• July 27, 2020•Document ID: 10178385

  Service Bulletin/Repair Instructions
  VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

  Mfr Comm. #:

  PIT5099E

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.

  Associated Products (801)

  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+ 781 more
  Associated Documents

  • DownloadMC-10178385-0001.pdf↗
• July 24, 2020•Document ID: 10178384

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIC5650H

  Date Added:

  August 10, 2020

  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 (501)

  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+ 481 more
  Associated Documents

  • DownloadMC-10178384-0001.pdf↗
• July 23, 2020•Document ID: 10178380

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIT5698A

  Date Added:

  August 10, 2020

  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 (200)

  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+ 180 more
  Associated Documents

  • DownloadMC-10178380-0001.pdf↗
• July 22, 2020•Document ID: 10178376

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

  Mfr Comm. #:

  PIC5453D

  Date Added:

  August 10, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole authorized provider of a certification confirmation letter which helps our customers identify if their vehicles meets the required USA regulatory standards necessary for importation into the USA.

  Associated Products (801)

  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+ 781 more
  Associated Documents

  • DownloadMC-10178376-0001.pdf↗
• July 13, 2020•Document ID: 10178370

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE; EQUIPMENT

  Mfr Comm. #:

  PIP5684B

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.

  Associated Products (361)

  2021 Chevrolet Silverado2021 GMC Sierra2020 Chevrolet Silverado2020 GMC Sierra2019 Chevrolet Silverado2019 GMC Sierra2018 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 4500HD+ 341 more
  Associated Documents

  • DownloadMC-10178370-0001.pdf↗
• July 10, 2020•Document ID: 10179408

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

  Mfr Comm. #:

  150089002B

  Date Added:

  September 8, 2020

  Manufacturer:

  GMC

  Summary

  This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.

  Associated Products (238)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette+ 218 more
  Associated Documents

  • DownloadMC-10179408-0001.pdf↗
• July 7, 2020•Document ID: 10178363

  Service Bulletin/Repair Instructions
  ENGINE; EQUIPMENT

  Mfr Comm. #:

  PIP5545C

  Date Added:

  August 10, 2020

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.

  Associated Products (41)

  2020 Buick Regal2020 Cadillac CT62020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Colorado2020 GMC Canyon2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac XT52019 Chevrolet Blazer2019 Chevrolet Camaro2019 Chevrolet Colorado2019 GMC Acadia2019 GMC Canyon2018 Buick LaCrosse2018 Buick Regal+ 21 more
  Associated Documents

  • DownloadMC-10178363-0001.pdf↗
• July 2, 2020•Document ID: 10178362

  Service Bulletin/Repair Instructions
  LANE DEPARTURE: ASSIST; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

  Mfr Comm. #:

  PIC6265E

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  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-10178362-0001.pdf↗
• July 2, 2020•Document ID: 10178361

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

  Mfr Comm. #:

  PIP5095G

  Date Added:

  August 10, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking  and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.

  Associated Products (142)

  2020 Buick Enclave2020 Buick Regal2020 Cadillac CT52020 Cadillac CT62020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Colorado2020 Chevrolet Impala2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Canyon2019 Buick Enclave2019 Buick LaCrosse2019 Buick Regal2019 Cadillac ATS2019 Cadillac CT62019 Cadillac CTS2019 Cadillac XT52019 Cadillac XTS+ 122 more
  Associated Documents

  • DownloadMC-10178361-0001.pdf↗
• June 26, 2020•Document ID: 10178352

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIP4902N

  Date Added:

  August 10, 2020

  Manufacturer:

  GMC

  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 (355)

  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+ 335 more
  Associated Documents

  • DownloadMC-10178352-0001.pdf↗
• June 25, 2020•Document ID: 10178282

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  20NA132

  Date Added:

  August 10, 2020

  Manufacturer:

  GMC

  Summary

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

  Associated Products (241)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Equinox2020 Chevrolet Express2020 Chevrolet Malibu+ 221 more
  Associated Documents

  • DownloadMC-10178282-0001.pdf↗
• June 23, 2020•Document ID: 10178288

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  20NA138

  Date Added:

  August 10, 2020

  Manufacturer:

  PONTIAC

  Summary

  This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.

  Associated Products (651)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette2020 Chevrolet Equinox2020 Chevrolet Impala2020 Chevrolet Malibu+ 631 more
  Associated Documents

  • DownloadMC-10178288-0001.pdf↗
• June 22, 2020•Document ID: 10178340

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  PIP5741

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates to the dealer technician that if after replacing the valve body on an 8L45 or 8L90 transmission the vehicle will not move the valve body may be missing a plug and retainer bolt. Technician's are instructed to obtain and install a plug and retainer bolt kit from the GM Warranty Parts Center to address this concern.

  Associated Products (38)

  2018 Cadillac ATS2018 Cadillac CT62018 Cadillac CTS2018 Cadillac Escalade2018 Chevrolet Camaro2018 Chevrolet Corvette2018 Chevrolet Express2018 Chevrolet Silverado2018 Chevrolet Tahoe2018 GMC Savana2018 GMC Sierra2018 GMC Yukon2017 Cadillac ATS2017 Cadillac CT62017 Cadillac CTS2017 Cadillac Escalade2017 Chevrolet Camaro2017 Chevrolet Corvette2017 Chevrolet Express2017 Chevrolet Silverado+ 18 more
  Associated Documents

  • DownloadMC-10178340-0001.pdf↗
• June 18, 2020•Document ID: 10178335

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  PIT5754

  Date Added:

  August 10, 2020

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates information on radio software anamolies and future radio software updates to correct the concern.

  Associated Products (13)

  2020 Buick Enclave2020 Buick Encore2020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 Chevrolet Camaro2020 Chevrolet Silverado2020 Chevrolet Trailblazer2020 Chevrolet Traverse2020 GMC Acadia2020 GMC Sierra
  Associated Documents

  • DownloadMC-10178335-0001.pdf↗
• June 15, 2020•Document ID: 10178293

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  990089019T

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.

  Associated Products (238)

  2020 Buick Enclave2020 Buick Encore2020 Buick Envision2020 Buick Regal2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac Escalade2020 Cadillac Escalade ESV2020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet 35002020 Chevrolet 4500HD2020 Chevrolet 5500HD2020 Chevrolet Blazer2020 Chevrolet Bolt EV2020 Chevrolet Camaro2020 Chevrolet Colorado2020 Chevrolet Corvette+ 218 more
  Associated Documents

  • DownloadMC-10178293-0001.pdf↗
• June 11, 2020•Document ID: 10177358

  Service Bulletin/Repair Instructions
  ENGINE; HYBRID PROPULSION SYSTEM: INVERTER

  Mfr Comm. #:

  N202206490

  Date Added:

  July 20, 2020

  Manufacturer:

  CADILLAC

  Summary

  Certain vehicles equipped with the hybrid propulsion ? plug-in identifier (RPO HP9) may experience certain circumstances where the engine may not start as planned and the vehicle will run only on battery power. DTC P0AB9 may also set. Dealers are to reprogram the drive motor power inverter module.

  Associated Products (2)

  2018 Cadillac CT62017 Cadillac CT6
  Associated Documents

  • DownloadMC-10177358-0001.pdf↗
• June 10, 2020•Document ID: 10178295

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  PIE0559A

  Date Added:

  August 10, 2020

  Manufacturer:

  CHEVROLET

  Summary

  This engineering information (EI) closure ends the need for information from technicians/field in regards to engine oil found under their vehicle.

  Associated Products (9)

  2020 Cadillac CT42020 Cadillac CT52020 Cadillac CT62020 Cadillac XT42020 Cadillac XT52020 Cadillac XT62020 Chevrolet Blazer2020 GMC Acadia2019 Cadillac XT4
  Associated Documents

  • DownloadMC-10178295-0001.pdf↗