2015 Cadillac CTS Technical Service Bulletins

1,781 technical service bulletins (TSBs) are on record for the 2015 Cadillac CTS. 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.

• 10114946Dec 4, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that have the lower center section of the display will not work when pressed. Technician will need to replace the Integrated Center Stack for this concern.
• 10201129Dec 1, 2015Transmission and drivetrain, Vehicle speed control, Equipment. Service Translmission Light Flashing and/or Malfunction Indicator Lamp (MIL) On and DTC P0705 set
• 10201125Dec 1, 2015Visibility (wipers, defrost, mirrors), Back-over prevention (rear camera)…. Information on Inside Rear view Mirror and Camera Loose
• 10201118Dec 1, 2015Electrical system, Transmission and drivetrain. Recovery Process from a Controller Reprogramming Interruption
• 10201115Dec 1, 2015Equipment, Other or unknown. OnStar Voice Fallback Number Update
• 10201105Dec 1, 2015Tires. Information on Tire Cold Weather Cracking
• 10201098Dec 1, 2015Transmission and drivetrain, Engine. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
• 10190565Dec 1, 2015Transmission and drivetrain. Service Transmission Light Flashing and/or Malfunction Indicator Lamp (MIL) On and DTC P0705 Set Some customers may comment on a malfunction indicator lamp (MIL) on or that the Service Transmission light is flashing. Customers may also comment that the shifter does not seem to shift correctly into each range. The technician may find DTC P0705 set or in history in the TCM
• 10190535Dec 1, 2015Visibility (wipers, defrost, mirrors), Electrical system. Information on Inside Rear View Mirror and Camera Loose Some customers may comment that the inside rear view mirror or front camera is loose or that the mirror/camera mounting bracket is loose or has fallen off. If a vehicle is encountered with the above condition, do not attempt to reinstall the bracket onto the windshield. The above listed vehicles have a revised bracket design that is not serviceable. It is…
• 10190504Dec 1, 2015Electrical system, Equipment. IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1. IPC reprogramming and setup using the service programming system (SPS). 2. Odometer setup at the electronic service center (ESC) when using an exchange IPC/DIC. 3. Tech 2® – The Tech 2 is used to set up a replacement BCM, which includes loading the odometer value that is displayed and stored in the IPC.
• 10190503Dec 1, 2015Engine, Transmission and drivetrain. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
• 10190387Dec 1, 2015Transmission and drivetrain, Electrical system. Recovery Process from a Controller Reprogramming Interruption During service reprogramming of the T87 TCM, some technicians may notice the TCM may fail during the reprogramming event and become unresponsive to the Service Programming System (SPS), unresponsive to the GDS2 tool. This bulletin addresses corrective actions to attempt to recover the module before declaring the TCM as a bad part and replacing. During…
• 10114939Dec 1, 2015Engine. 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…
• 10137258Nov 30, 2015Equipment. This informational bulletin provides information for technicians on the reuse of fasteners and the proper reading of torque specifications.
• 10115143Nov 30, 2015Engine cooling. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
• 10137255Nov 25, 2015Tires, Wheels. This informational bulletin provides additional information to the technician on how to check for Tire Radial Force Variations and the difference between balancing a flange and flangeless rim.
• 10115138Nov 25, 2015Equipment, Suspension. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer…
• 10137250Nov 23, 2015Equipment. This preliminary informational bulletin provides repair information to correct a customer concern of poor radio hands-free voice recognition performance or sound quality after OnStar upgrade.
• 10115133Nov 23, 2015Equipment, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a no start or multiple messages on the Driver Information Center during cold weather. Technician will need to check the Vehicle Communication Interface Module label for Assembled in China.
• 10115129Nov 23, 2015Engine. 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…
• 10115128Nov 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Technician should obtain a hand-held GPS unit to test the odometer. If a hand held GPS unit is not available, the only other option is to verify the miles traveled using a surveyor's wheel or a dynamometer.
• 10115127Nov 23, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that intermittently the Outside Air Temperature displays dashes instead of a numeric value. This is normal operation of the CUE system, whenever the battery is disconnected and reconnected for service repairs.
• 10075740Nov 23, 2015Engine. If a vehicle comes into the dealership with a knock noise, seized engine, lower end squeak or squeal or any condition that you suspect a rod or main bearing failure.
• 10137248Nov 20, 2015Visibility (wipers, defrost, mirrors). This preliminary informational bulletin provides windshield replacement information to correct a customer concern that the inside rear view mirror is loose or that the mirror mounting bracket is loose or has fallen off.
• 10115125Nov 20, 2015Equipment. 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.
• 10137245Nov 19, 2015Electrical system, Equipment. This informational bulletin provides information to dealership personnel regarding original equipment battery part numbers and AC Delco replacement battery approved warranty part numbers.
• 10137237Nov 12, 2015Electrical system. This warranty administration bulletin adds the 2016 model year to a communication which provides dealership personnel revised wiring repair labor operations and required additional information.
• 10089568Nov 12, 2015Equipment, Transmission and drivetrain. 15584a - service update (the service procedure and warranty transaction section have been revised). This bulletin provides a service procedure to inspect and, if necessary, replace the transfer case oil distribution tube on certain vehicles. On some vehicles, the tube may not be fully seated and a leak could develop.
• 10137230Nov 10, 2015Equipment. This preliminary informational bulletin provides repair information to correct a customer concern of musty odor from HVAC vents on startup.
• 10115118Nov 10, 2015Equipment. This Preliminary Information communication advises the technician that on November 18th, 2014, part number 23248791 (Wireless Charging Module) will be placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10115115Nov 10, 2015Lane departure, Steering, Transmission and drivetrain. This Preliminary Information communication advises the technician 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…
• 10075726Nov 10, 2015Electrical system. Effective November 18th, 2014, P/N 23248791 (Wireless Charging Module) will be placed on restriction through the General Motors Technical Assistance Center (TAC). A customer may comment on one or more of the following issues with the wireless charger. 1. My phone does not charge. 2. My phone charges very slow. 3. My phone moves out of charging spot (bull’s eye graphic on the charging mat). 4. My phone charges…
• 10075725Nov 10, 2015Electrical system, Equipment, Seats. A customer may comment on the operation of their haptic seat during a Lane Keep Assist (LKA) event.
• 10115108Nov 9, 2015Equipment. This Preliminary Information communication provides information to the technician with tips on the Text Messaging feature that is available on some newer General Motors infotainment systems.
• 10137226Nov 6, 2015Transmission and drivetrain. This preliminary informational bulletin adds the 2016 model year to diagnostic tips and repair information to correct a customer concern of reduced acceleration at low speed and/or transmission slipping from a launch, DTC P0751 set.
• 10137225Nov 6, 2015Equipment. This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (Truck Only).
• 10089567Nov 6, 2015Transmission and drivetrain, Equipment. 15584 - service update. This bulletin provides a service procedure to inspect and, if necessary, replace the transfer case oil distribution tube on certain vehicles. On some vehicles, the tube may not be fully seated and a leak could develop.
• 10075716Nov 6, 2015Transmission and drivetrain. Some customers may comment that the vehicle has reduced acceleration at low speed and/or transmission is slipping from a launch. Technicians may find DTC P0751 set or stored in history. This condition may be caused by the Clutch Select Solenoid Valve 2 (359), located in the lower valve body, sticking in its bore resulting in a 4th gear start. Note: This condition can be very intermittent and difficult to duplicate.
• 10115098Nov 4, 2015Engine, Electrical system. 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…
• 10137210Nov 2, 2015Steering, Air bags. This technical bulletin provides repair information for replacing the steering wheel airbag to correct a customer concern that the steering wheel airbag is not flush to the steering wheel and/or it is difficult to depress airbag to engage the horn.
• 10250034Nov 1, 2015Steering, Air bags. Driver Steering Wheel Airbag Not Flush With Steering Wheel and/or Difficulty Depressing Airbag to Engage Horn
• 10246521Nov 1, 2015Steering, Air bags. Driver Steering Wheel Airbag Not Flush With Steering Wheel and/or Difficulty Depressing Airbag to Engage Horn.
• 10074669Nov 1, 2015Steering. Summary to be provided on a future date.
• 10126401Oct 30, 2015Body and structure. This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).
• 10126395Oct 27, 2015Engine cooling. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10135182Oct 26, 2015Electrical system. 15038 - Dealer Message Only - Not a Field Action. Select 2015 model year vehicles will receive a software download via OnStar® to update the software for the Electronic Climate Control (ECC) system. This over-the-air update is being piloted on a few hundred customer vehicles in the mid-October thru mid-December timeframe. Pending the successful completion of the pilot, rollout to the general vehicle population will…
• 10126417Oct 26, 2015Electrical system. 15038 - Dealer Message Only - Not a Field Action. Select 2015 model year vehicles will receive a software download via OnStar® to update the software for the Electronic Climate Control (ECC) system. This over-the-air update is being piloted on a few hundred customer vehicles in the mid-October thru mid-December timeframe. Pending the successful completion of the pilot, rollout to the general vehicle population will…
• 10126393Oct 26, 2015Equipment. This warranty administration bulletin provides policy information on an updated warranty and policy exchange program for electronic products through GM authorized Electronic Service Centers (ESCs) (U.S. and Canada).
• 10126385Oct 22, 2015Electrical system, Equipment. This preliminary informational bulletin adds the 2014 - 2016 model years to cleaning information to correct a customer concern of seeing a white film/residue on the IP pad and/or door trim panels.
• 10126384Oct 22, 2015Brakes. This preliminary informational bulletin adds the 2015 Chevrolet Colorado and GMC Canyon to diagnosis and repair information to correct a customer concern of alleged no park, vehicle rolls in park or park will not hold.

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