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Service bulletins for the 2017 Cadillac CT6

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1316 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
19NA0352019-05-20. Service bulletin. PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR; PARKING BRAKE. This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving.
19NA0642019-04-22. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES; TIRES:TREAD/BELT. This informational bulletin provides information for dealers/technicians on when vehicle pulls to the left or right when regenerative braking paddle applied, and/or when brake pedal applied.
PIT5441C2019-04-08. Service bulletin. SERVICE BRAKES; EQUIPMENT; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; PARKING BRAKE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT:ELECTRICAL; LANE DEPARTURE. This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that may have an Object Detection System Message Diagnostic Trouble Codes U0075, U026A, U026B, U026C, U0265, U0268, and/or U0269 stored in the active safety module. Technician should inspect his Multiple Diagnostic Interface cable for damage. Technician should use the Multiple Diagnostic Interface on a like vehicle with object detection bus or theEL-47955-1 MDI 1, MDI 2 Self-Test Loopback Adapter,if there are no issues found finish with diagnosing the customer’s concern, if concern is present in the like vehicle replace the Multiple Diagnostic Interface cable.
17NA0212019-03-25. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; SERVICE BRAKES. This technical bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.
17-NA-0402018-05-21. Service bulletin. SERVICE BRAKES. This technical bulletin provides a procedure to apply copper paste to the brake calipers to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
PI1410B2018-05-21. Service bulletin. PARKING BRAKE. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
18NA0672018-05-21. Service bulletin. WHEELS; SERVICE BRAKES. This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
GCUS-3-6762017-12-22. Service bulletin. SERVICE BRAKES. 43200 01 - Service Update. Bulletin was revised to add the 2017 model year Cadillac CT6.
16-NA-2232017-12-22. Service bulletin. SERVICE BRAKES. This informational bulletin provides information on installing the correct tires for vehicles with the condition of under hard acceleration at higher speeds, the traction control light will flash. Or, they may come in for ABS or general handling/braking concerns.
16-NA-3172017-10-15. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:WHEEL CYLINDERS. This informational bulletin provides information on the proper ways to remove or replace the key cylinder covers due to some vehicles having the key cylinders hidden during the time of delivery.
PIC62902017-08-15. Service bulletin. STEERING; SERVICE BRAKES, HYDRAULIC; WHEELS. This Preliminary information communicates to the dealer that a thump or bump feel or noise may exist on a hard apply of the brakes or when applying the brakes, letting or, then re-applying the brake when the steering wheel is in the straight ahead position. Engineering is investigating - do not replace parts at this time. This will not effect the safety or reliability of the vehicle.
PIC62572017-08-15. Service bulletin. SERVICE BRAKES, HYDRAULIC. This Preliminary information communicates that the rear virtual bumper may apply the brakes in reverse in temps under 10 C with no objects arround. Engineering is investigating.
PIC62132016-10-20. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE AN ADVANCED PARK ASSIST INOPERATIVE. THIS IS A KNOWN CONCERN AND IS BEING RESOLVED BY ENGINEERING.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.