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Service bulletins for the 2015 Cadillac CTS

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.

1797 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
PIC-6110-B2016-08-11. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION FOR THE DEALER TO PLEASE COMMUNICATE TO THE CUSTOMER THIS CONDITION IS A NORMAL OPERATING CHARACTERISTIC OF THEIR VEHICLE. CUSTOMER'S RADIO TIMESHIFT AUDIO PLAYBACK IS CHOPPY, DISTORTED, SKIPPING, OR GARBLED.
PIC-6187-A2016-08-10. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE. THIS PRELIMINARY INFORMATION COMMUNICATION IS TO CONTACT GM TECHNICAL ASSISTANCE CENTER TO REPORT THE CONCERN AND OBTAIN A CASE NUMBER. THE CUSTOMER IS UNABLE TO SELECT RADIO PRESETS FROM THE USB OR SD CARD AS THEY ARE GREYED OUT.
SB-15-06-03-001B2016-08-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION THAT MAY BE USEFUL ON DIAGNOSING BATTERIES THAT HAVE SET FOR A LONG PERIOD OF TIME AND/OR SET IN COLD WEATHER CLIMATES AND TESTING THOSE BATTERIES.
SB-06-08-47-001L2016-08-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS INFORMATIONAL BULLETIN PROVIDES WARRANTY INFORMATION ON USING THE SERVICE PROGRAMMING SYSTEM (SPS) FOR PROGRAMMING CONTROL MODULES
SB-PI-1533B2016-08-06. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES INFORMATION ON POOR RADIO HANDS-FREE VOICE RECOGNITION PERFORMANCE OR SOUND QUALITY AFTER THE ONSTAR UPGRADE.
SB-16-NA-1072016-08-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE RADIO TO CORRECT A CUSTOMER CONCERN OF 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.
PIC6049C2016-07-07. Service bulletin. ELECTRICAL 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 intermittently.
PIC6048A2016-07-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM; SEATS. A customer may comment on the operation of their haptic seat during a Lane Keep Assist (LKA) event.
PIC6013C2016-07-07. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL:CRUISE CONTROL. A customer may comment they receive an "ADAPTIVE CRUISE TEMPORARILY UNAVAILABLE" message on the DIC when attempting to activate the cruise. Other possible messages may include, Park Assist Symbols Unavailable, Lane Departure Warning Unavailable and Rear Auto Braking Unavailable. If normal diagnostics lead to a concern that can be duplicated and there are no DTCs present, the concern is most commonly caused by one of the following issues. Perform the yaw rate sensor learn procedure (Multi Axis Sensor), clear any DTCs that may have set during programming, and let vehicle go to sleep before evaluating the concern.
PIE03482016-07-07. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIC60482016-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIC60322016-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI13782016-06-22. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI-1448-A2016-02-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM. CADILLAC: SOME VEHICLES ARE EXPERIENCING SERVICE TRANSMISSION LIGHT FLASHING, MALFUNCTION INDICATOR LAMP (MIL) ON, VEHICLE NOT SHIFTING CORRECTLY INTO EACH RANGE. MODEL 2014-15 CTS. *PE

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