2016 Cadillac CT6Service bulletins
2016 Cadillac CT6 Technical Service Bulletins
1,370 technical service bulletins (TSBs) are on record for the 2016 Cadillac CT6. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.
- 10113321Jan 12, 2017Equipment, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio ?maximum number of phones are currently paired to the vehicle?. Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
- 10116574Jan 11, 2017Equipment. This informational bulletin provides information for the (GWM) and (WPC) on parts return program.
- 10113318Jan 11, 2017Electrical system, Equipment. 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 need to ensure campaigns 14395 or 15086 are completed. Technician will need to use Global Diagnostic System 2 and gather information and contact General Motors Technical Assistance Center for further…
- 10113314Jan 11, 2017Equipment. This Preliminary Information communication provides the technician with information on vehicles with navigation radio Regular Production Option Code IO6 or UY4 that defaults to West Virginia instead of Virginia on a manual entry. General Motors engineering is currently working on a solution for this concern.
- 10113313Jan 11, 2017Electrical system. This Preliminary Information communication provides information to the technician with a diagnostic tip for the OnStar back-up battery failure. Technician may find Diagnostic Trouble Code B1446 or B1447 and the OnStar LED is red. Technician should never disconnect the main vehicle battery or remove the OnStar fuse with the ignition key in any position other than off.
- 10113298Jan 9, 2017Back-over prevention (rear camera), Equipment. This Preliminary Information communication provides information to the technician about vehicles with an intermittent loss of gridlines in the rear camera display screen and a "Service Rear Vision System" message that both happen at the same time. Technician should check for Diagnostic Trouble Codes and follow published Service Information diagnostics for the Diagnostic Trouble Codes.
- 10113297Jan 9, 2017Equipment. 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.
- 10116536Jan 6, 2017Electrical system. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
- 10113295Jan 6, 2017Equipment. 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.
- 10113289Jan 4, 2017Equipment. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
- 10113286Jan 4, 2017Engine. This Preliminary Information communication provides information to the technician about vehicles that the engine stops running after extended idle with shifter in park. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle. If the customer exits the vehicle with the fob in their possession while the engine is running and the shifter is left in park, the…
- 10111744Dec 19, 2016Equipment. This informational bulletin provides information on Inappropriate Warranty Claims Submitted for Damaged Radios and IPCs
- 10111779Dec 14, 2016Equipment. This informational bulletin provides information for the (GWM) and (WPC) on parts return program.
- 10111715Dec 12, 2016Electrical system. 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.
- 10111714Dec 12, 2016Equipment. This Preliminary Information communication provides information to the technician about vehicles that the navigation system will be unable to enter addresses that contain diacritics using the touch screen. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
- 10111743Dec 9, 2016Suspension. This informational bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- 10111740Dec 9, 2016Equipment. This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
- 10111741Dec 7, 2016Equipment. This informational bulletin provides information for dealers/technicians on when and how to submit a field product report.
- 10111742Dec 5, 2016Equipment. This warranty administration bulletin provide policy information for GM dealer empowerment program and goodwill procedures.
- 10114852Nov 30, 2016Electrical 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 re-pair any phones that were deleted.
- 10137996Nov 29, 2016Electrical system, Forward collision avoidance, Equipment. This technical bulletin provides a procedure to reprogram the FVCM if the battery has issues that are related to the front camera module.
- 10137994Nov 23, 2016Seats, Equipment. This technical bulletin provides a procedure to correctly install the j-clips that might have been installed incorrectly during PDI causing a rattle or buzz noise or the rear wheel house liners loose or falling off.
- 10114848Nov 23, 2016Equipment. This Preliminary Information communication advises the technician how determine if the vehicle is equipped with wireless fidelity. Technician should check the Regular Production Option Code list for (VV4).
- 10137993Nov 22, 2016Equipment. This technical bulletin provides repair information to correct a customer concern of loss of driver and/or passenger front HVAC floor duct airflow, or hearing a popping noise from IP area.
- 10114842Nov 18, 2016Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partect for assistance. Technician can also contact Techline Customer Support Center for programming issues.
- 10114838Nov 18, 2016Fuel system. This Preliminary Information communication provides information to the technician about vehicles that have a Check Engine Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P0641. Technician will need to unplug the fuel rail pressure sensor to see if that sensor is the cause of the five volt reference line being brought low. Technician should replace the fuel rail pressure sensor with…
- 10126333Nov 17, 2016Engine cooling. 48040 Customer Satisfaction Program - Certain Cadillac CT6 vehicles, may have a condition in which a heater hose clamp at the right rear of the engine compartment may come into contact with the engine electrical harness. This contact may eventually wear the harness causing the engine to run rough and have the potential for an unwanted transmission downshift, or loss of power steering assist.
- 10114831Nov 15, 2016Equipment, Fuel system, Engine. This Preliminary Information communication provides information to the technician about engine block that have a possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, an out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
- 10137624Nov 14, 2016Equipment. This warranty administration bulletin provide policy information on the change in product field action customer reimbursement procedure.
- 10137979Nov 10, 2016Equipment, Visibility (wipers, defrost, mirrors). This technical bulletin provides sunroof noise repair information to correct various customer concerns of hearing a rattle, creak, tick, and/or double click noise during sunroof operation.
- 10137953Nov 10, 2016Equipment. This Technical Bulletin provides a fix to reprogram the radio for vehicles that may experience any of the following conditions: DTC U0184 Set, Radio Inoperative, Blue Screen, AM Clipping Noise, HD On/Off Status Not Retained in Stations, Time Lag on Transitions, No Audio with Internal Amp, Park Assist Symbol Position Wrong in Rear View Camera
- 10137622Nov 10, 2016Visibility (wipers, defrost, mirrors), Body and structure. This Informational bulletin describes warranty part reviews where door glass had chips or scratches.
- 10137961Nov 9, 2016Visibility (wipers, defrost, mirrors), Electrical system. This technical bulletin provides a procedure for replacing the sunroof wiring jumper harness due to the sunroof glass and/or sunroof sunshade is inoperative.
- 10137616Nov 9, 2016Equipment, Tires. This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
- 10138010Nov 7, 2016Engine cooling. This engineering information bulletin is requesting information from the field on vehicles that have the concern of a noisy water pump.
- 10137963Nov 7, 2016Electrical system, Interior lighting. This technical bulletin provides a procedure to reset the MEC counter to zero and correcting the ambient light status message to read DARK.
- 10137625Nov 7, 2016Electrical system. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
- 10137615Nov 7, 2016Equipment, Tires. This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
- 10114824Nov 7, 2016Electrical system. This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to contact General Motors Technical Assistance Center with the scan tool data from the OnStar system.
- 10137621Nov 4, 2016Equipment, Fuel system. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
- 10114821Nov 2, 2016Equipment. This Preliminary Information communication provides the technician with information on vehicles with navigation radio Regular Production Option Code IO6 or UY4 that defaults to West Virginia instead of Virginia on a manual entry. General Motors engineering is currently working on a solution for this concern.
- 10114819Nov 2, 2016Equipment. 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.
- 10119073Oct 31, 2016Electrical system. This Preliminary Information communication advises the technician that the E80 Engine Control Module part numbers 12669908 or 12672502 have been placed on part restriction by General Motors Technical Assistance Center. Dealer will need to call General Motors Technical Assistance Center for further assistance.
- 10130680Oct 28, 2016Electrical system. 16068 - Service Update. In certain vehicles, the power trunk latch assembly may malfunction resulting in the trunk being un-openable by the customer using any of the power release features (key fob, rear fascia under foot wave, trunk touch pad, or interior power release button). Dealers are to reprogram the liftgate control module.
- 10135301Oct 27, 2016Engine cooling. This engineering information bulletin is requesting information from the field on vehicles that have the concern of a noisy water pump.
- 10135240Oct 27, 2016Fuel system. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
- 10119068Oct 27, 2016Equipment. 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…
- 10119062Oct 25, 2016Electrical system. 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.
- 10119061Oct 25, 2016Electrical system. This Preliminary Information communication provides the technician with the steps needed to diagnose and repair a vehicle with Wi-Fi or Bluetooth inoperative or poor performance concern. Technician will need to obtain data from Global Diagnostics Services 2 and call General Motors Technical Assistance Center for further assistance. Technician should be advised that concern only applies to OnStar Wi-Fi Regular…
- 10135290Oct 24, 2016Equipment. This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that experience normal audio. This could be due to interference from transmitting sources outside of Sirius XM?s frequency range.
← All problems reported for the 2016 Cadillac CT6
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.