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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

Bulletins, newest first
PIP55262017-11-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the 8L45 and 8L90 park actuator rod. The dealer technician is advised to call the GM Product Quality Center for further assistance.
PIC6265C2017-11-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates thata 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".
PIC6231A2017-11-14. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY. This Preliminary Information communication provides information to the technician about vehicles EV range is less than expected, or the estimated EV range on the display is greater than the actual range achieved. Dealer should walk the customer though using the energy screen. The energy screen will help the customer understand were there battery energy is being used.
PIC5650C2017-11-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 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.
PIC6048H2017-11-14. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE: WARNING. This Preliminary Information communicates to thetechnician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
PIT55902017-11-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates to the technician, that they may be working on a concern of a Service Driver Assist System Message with B172E stored in history Do not replace any parts. Engineering is aware of the issue and a new control module is in development and will be available Q1 2019.
PIC5492F2017-11-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface control module. Engineering has determined that this code will only display in history on the scan tool and will not cause issues with OnStar system operation.
PIT5353B2017-11-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
PIC6265B2017-11-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates thata 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".
PIC62272017-10-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent loss of Key Fob and/or Passive Entry, Passive Start functions. Vehicle also may have a ?No Remote Detected? message on the Driver Information Center. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
PIT5236H2017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version and the OnStar Customer Identifier and contact General Motors Technical Assistance Center for further assistance.
PIC6216A2017-10-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles voice recognition inoperative for calling Bluetooth phone contacts. Technician will need to Clear All Private Data and repair any phones that were deleted.
PIC6186D2017-10-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that the radio will turn on unwanted after a key cycle when the radio was shut off before the key was turned off. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
PI0653D2017-10-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. This preliminary informational bulletin was created to inform Service Agents or Dealers, they may be charged back for parts and labor due to the turbo-chargers are being returned to the Warranty Parts center damaged, improperly assembled or missing parts and advising to properly package the complete turbochargers. (New models and RPOs added)
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.
16-NA-2962017-10-15. Service bulletin. TIRES. This informational bulletin provides information to help the customers that are not familiar with specialty tires like summer, competition, run-flat and self-sealing.
16-NA-2952017-10-15. Service bulletin. EQUIPMENT. This informational bulletin provides information to the customer of a designed for safety condition that the rear windows, rear door locks and any/all the rear seat power features are inoperative If the window lockout at the driver position is activated.
11-00-89-005J2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information on Goodwill Tools, Customer Enthusiasm, and Policy Guidelines.
09-00-89-016E2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty nonadministrative bulletin provides information on the proper use of the labor op 0600014.
09-00-89-008C2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Warranty Admin bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
08-08-44-029G2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S. and Canada dealers only.
08-08-44-015G2017-10-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This informational bulletin provides information on Inappropriate Warranty Claims Submitted for Damaged Radios and IPCs
07-08-49-020K2017-10-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin explains the programming method quick reference guide for the IPC Odometer.
07-00-89-037J2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance programs.
05-08-44-024E2017-10-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This informational bulletin provides information on return or reimbursement of customer owned CDs, DVDs or Navigation Discs .

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