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Service bulletins for the 2015 Cadillac ATS

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.

1777 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
PI13602017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. This preliminary bulletin provides a procedure to perform a transmission inspection and adjustment before having to replace the parking pawl actuator if the inspection found no problem.
PI1360C2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH. This preliminary informational bulletin provides diagnosis and repair information to correct a customer concern of alleged no park, vehicle rolls in park or park will not hold.
PI1360B2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH. This preliminary informational bulletin provides diagnosis and repair information to correct a customer concern of alleged no park, vehicle rolls in park or park will not hold.
PIP5223A2017-08-15. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary Information communication advises the technician that the Engine Control Module part number 12662034 was placed on restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP52232017-08-15. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary Information communication advises the technician that the Engine Control Module part number 12662034 is on restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
PIP5109F2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE. This Preliminary Information communication advises the technician that the Engine Control Module part number 12656993 and 12662034 placed on restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
16-NA-0142017-04-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPLACE THE STATOR SHAFT SUPPORT TO CORRECT CUSTOMER CONCERN ON A DELAYED ENGAGEMENT WHEN THE TRANSMISSION IS SHIFTED FROM PARK TO REVERSE OR PARK TO DRIVE AFTER THE VEHICLE HAS BEEN SITTING WITH THE ENGINE OFF DUE TO THE TORQUE CONVERTER DRAINING THE TRANSMISSION FLUID BACK INTO THE TRANSMISSION PAN.
16-NA-2132017-01-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON TRANSMISSIONS WITH HARSH SHIFTS AFTER MILEAGE ACCUMULATION WITHOUT PREVIOUS REPAIRS AND/OR CALIBRATION UPDATES.
16-NA-2112017-01-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL); EQUIPMENT; STEERING:GEAR BOX (OTHER THAN RACK AND PINION). THIS INFORMATIONAL BULLETIN INFORMS THE TECHNICIANS ON A CHANGE MADE TO THE INTERLOCK COMPONETS OF THE SHIFTING SYSTEM TO INCREASE THE ROBUSTNESS OF GEAR LOCKOUT WHEN NOT ENGAGED.
SB-16-NA-1302016-08-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO INSPECT THE UPPER VALVE BODY TO DETERMINE THE CORRECT RPO USAGE TO CORRECT A CONCERN THAT AFTER INSTALLATION OF A REPLACEMENT UPPER VALVE BODY, THE TRANSMISSION MAY HAVE NO REVERSE AND NO 2ND GEAR DUE TO THE INSTALLATION OF THE INCORRECT UPPER VALVE BODY.
PI1344B2016-07-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 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.
PI-13602015-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/CADILLAC/CHEVROLET: AFTER POSITIONING SHIFT LEVER INTO PARK, IT FAILS TO HOLD AND VEHICLE ROLLS WHEN BRAKE PEDAL IS RELEASED. MODEL 2013-15. ATS, CTS, ESCALADE, AVALANCHE, CAMARO, CORVETTE, EXPRESS, SILVERADO, SUBURBAN, TAHOE, SAVANA, SIERRA, YUKON. *PE UPDATED 2/5/16. *PE UPDATED 2/12/16. *PE

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