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Service bulletins for the 2015 Cadillac XTS

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.

1634 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
RB-148582015-06-19. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. CADILLAC/GMC/CHEVROLET: TSB CONTAINS OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. THERE IS FUEL ODOR AND INCREASED EVAPORATIVE EMISSIONS DUE TO HIGH PRESSURE FUEL PUMP LEAKING AND ENGINE FAILS TO START OR WHEN DRIVEN HAS LESS POWER DUE TO INSUFFICIENT FUEL PRESSURE. MODEL 2014-14 SILVERADO LD, SIERRA LD, 2015 ESCALADE, ESV, SUBURBAN, TAHOE, YUKON, YUKON XL, CORVETTE. *PE
PIC60632015-06-17. Service bulletin. PARKING BRAKE:INDICATOR LIGHT. GENERAL MOTORS: 2015 CADILLAC CTS, XTS: CUSTOMER COMPLAINTS REGARDING THE PARK ASSIST WARNING GOES OFF WITH NOTHING AROUND THE VEHICLE. *LJ
PB-148482015-06-17. Service bulletin. SERVICE BRAKES, ELECTRIC. CADILLAC: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. ELECTRONIC PARKING BRAKE WERE INCORRECTLY CALIBRATED WITH LOWER TARGET FORCE THAN INTENDED ON SOME VEHICLES. MODEL 2015 XTS LIMO. *PE
PB-143952015-04-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. BUICK/CADILLAC/ GMC/ CHEVROLET: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. BATTERY IS DEAD DUE TO ONSTAR MODULE AND IF VEHICLE FAILS TO START AFTER 4 DAYS AND OCCURS EVEN IF ONSTAR SYSTEM IS NOT ACTIVE. *PE UPDATED 11/6/15. *PE
PI-13402015-03-27. Service bulletin. SERVICE BRAKES, ELECTRIC. CADILLAC: THE ELECTRONIC BRAKE CONTROL MODULE (EBCM) HAS A SOFT OR FADING FEELING IN THE EXTENDED TRAVEL AND/OR BRAKE PEDAL, DUE TO CONTAMINATION, WHICH NEEDS REPLACING. MODEL 2015 ATS, CTS-A, XTS. *PE
PI-13712015-01-14. Service bulletin. SERVICE BRAKES. CADILLAC: WHEN OBJECTS ON GROUND NEAR REAR OF VEHICLE OR TO SIDE OR CURB, THE REAR AUTOMATIC BRAKING APPLIES WHILE BEING IN REVERSE AND AN UPDATED SOFTWARE CALIBRATION WAS RELEASED TO ADDRESS THE ISSUE. MODEL 2014-2015 XTS. *PE
PIC-60322014-12-10. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. CADILLAC: DURING IGNITION ON, THE OUTSIDE AIR TEMPERATURE DISPLAY LOW (I.E., 18 DEGREES F), INTERMITTENTLY, (WHEN OUTSIDE TEMPERATURE IS 80 DEGREES F), CAUSED BY SOFTWARE ISSUE. MODEL 2015 CTS, SRX, XTS. *PE
PIP-52162014-11-08. Service bulletin. ENGINE. BUICK/CADILLAC/CHEVROLET/SATURN/PONTIAC/ GMC: VEHICLE EXPERIENCE LOWER END SQUEAK OR SQUEAL, KNOCKING NOISE OR SEIZED ENGINE POSSIBLY THE MAIN BEARING OR ROD HAD FAILED. *PE
PIC 56922012-08-28. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS; SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. GENERAL MOTORS: BRAKE PEDAL DOES NOT RAISE AFTER APPLY BRAKES REMAIN APPLIED OR BRAKE LIGHTS ON UNWANTED. THE CONDITION MAY OCCUR IN HIGH TEMPERATURE AND HUMIDITY CONDITIONS AND MAY NOT BE REPEATABLE. *JS UPDATED 08/28/2012 *JS UPDATED 10/15/14. *PE UPDATED 2/12/16. *PE

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