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.

• 10114061Jul 5, 2017Forward collision avoidance. This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert".
• 10114056Jul 5, 2017Wheels, Steering, Brakes. 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.
• 10118291Jun 30, 2017Equipment. This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinder 6 misfire on XT5 and cylinder 4 misfire on LaCrosse both of which are 2017.
• 10118290Jun 30, 2017Equipment. This Preliminary information communicatesIn ambient temperatures 100F (37.7 C)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition.Excessively Hot and sustained ambient temperatures over 100F (37.7 C) degrees Mainly in TX, AZ, UT, NV, CA, NM (could be any state) causingVapor buildup in fuel feed line.Customers can be advised to utilize fuels with octane…
• 10118274Jun 19, 2017Equipment. This Preliminary Information communication provides the technician with the diagnosis and repair steps for a vehicle with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
• 10118265Jun 15, 2017Equipment. This Preliminary Information communication provides information to the technician about vehicles that the radio will not retain the previous settings and will go to the Home Icon screen when the vehicle is restarted. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is currently evaluating this concern.
• 10118257Jun 12, 2017Engine cooling. This PI Communicates that there is a parts restriction on the toubochargers for this vehicle. The dealer must call PQC to order a replacement turbocharger.
• 10118256Jun 12, 2017Electrical system. This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System.
• 10118251Jun 7, 2017Equipment. This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinder 6 misfire on XT5 and cylinder 4 misfire on LaCrosse both of which are 2017.
• 10118250Jun 7, 2017Engine. This Preliminary Information communication provides information to the technician about vehicles that have a knock noise, seized engine, lower end squeak or squeal from the engine. Technician will inspect the oil control solenoids for metal debris. Also inspect for damage to the cam caps Journals and camshaft journals on the heads. The check the timing chain idler sprockets for stiffness when turning. If any of…
• 10118237Jun 5, 2017Electrical system. This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for E82 engine control module Restriction Part Number 12659078. Dealer will have to call General Motors Product Quality Center for further assistance. Restriction has ended as of 6/3/2017and PI updated to reflect this.
• 10118233Jun 2, 2017Equipment. 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.
• 10137630May 26, 2017Seats, Equipment. This Technical bulletin provides a procedure to reprogram the BCM with latest calibrations to correct a concern of an inoperative heated ventilated seat/Indicator light and power sounder alarm not canceling.
• 10137665May 23, 2017Equipment. This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
• 10137607May 23, 2017Electrical system. This technical bulletin advises the technician to rest the MIL and diagnose additional DTCs for why the code is setting and disabling the start/stop system.
• 10137600May 22, 2017Wheels. This informational bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
• 10137680May 19, 2017Brakes. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
• 10137601May 17, 2017Engine. This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on engine surfaces.
• 10137605May 15, 2017Equipment. This informational bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
• 10137686May 11, 2017Engine. This engineering informational bulletin is ending the need for information from the field on vehicles that have the condition of Oil Leak Between Upper and Lower Oil Pan.
• 10137653May 10, 2017Engine, Equipment. This informational bulletin explains the difference in oil filters and the possibilities of what may happen using the incorrect filter.
• 10137640May 10, 2017Transmission and drivetrain. This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
• 10137635May 10, 2017Equipment, Fuel system. This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
• 10137649May 4, 2017Body and structure. This informational bulletin provides information and operating tips for the hands free lift gate.
• 10137602May 4, 2017Equipment. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
• 10137603May 2, 2017Equipment. This warranty administration bulletin provide policy information on required operating procedures.
• 10137682May 1, 2017Electrical system. This preliminary information advises the technician to perform a battery sensor module learn if the battery has been disconnected.
• 10114043Apr 27, 2017Electrical system. This informational bulletin provides information on Wireless Charging Module Diagnosis.
• 10113881Apr 27, 2017Equipment. This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinder 6 misfire on XT5 and cylinder 4 misfire on LaCrosse both of which are 2017.
• 10113978Apr 26, 2017Equipment. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
• 10114038Apr 24, 2017Equipment. This informational bulletin provides information for technicians to clear codes and for dealership personnel to advise the customers to avoid resting their foot on the brake pedal while using the accelerator pedal.
• 10113980Apr 21, 2017Equipment. ?
• 10114031Apr 20, 2017Electrical system. This technical bulletin provides a procedure to reprogram the EBCM to correct the customers concern of the Service Soon light on.
• 10114001Apr 20, 2017Forward collision avoidance. This technical bulletin provides a procedure to perform an update on the Radar Sensor Module to reduce possibilities of the Adaptive Cruise Control not working when there are no objects detected.
• 10113983Apr 20, 2017Equipment, Suspension, Engine. This informational bulletin advises the technician not to change the crankshaft balancer if it has the illusion of a wobble or vibration appearance.
• 10114027Apr 19, 2017Wheels. This informational bulletin provides information on Non-Design Intent Wheel Lock Nuts and Lug Nuts.
• 10113985Apr 19, 2017Transmission and drivetrain. This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
• 10113993Apr 18, 2017Equipment. this informational bulletin provides Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications to Control GM Accessory Remote Start Kits.
• 10114048Apr 12, 2017Equipment. This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
• 10113977Apr 10, 2017Equipment. This informational bulletin provides information on proper use of floor mats.
• 10113994Apr 6, 2017Equipment. This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed.
• 10113979Apr 6, 2017Electrical system, Equipment. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
• 10113976Apr 6, 2017Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10138085Mar 31, 2017Transmission and drivetrain. This bulletin provides a procedure to replace the crankshaft balancer if found the cause of the customers concerns of noises or sparks.
• 10138042Mar 30, 2017Engine cooling. This informational bulletin provides additional information on what oil to use in the 2.0L engines to eliminate the risk of engine/piston failure.
• 10138086Mar 29, 2017Suspension. This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
• 10138082Mar 29, 2017Electrical system. This technical bulletin explains why the brakes are applying in reverse and to not replace parts but wait for a software update.
• 10138080Mar 28, 2017Electrical system. This technical bulletin has a procedure to reprogram the HPCM to to correct the customers concern.
• 10138174Mar 24, 2017Transmission and drivetrain, Engine, Equipment. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle.
• 10138087Mar 17, 2017Steering. This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir.

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