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Service bulletins for the 2014 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.

2068 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Software are shown. Show all

Bulletins, newest first
PIC3278G2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; STEERING. This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a ″Phone Unavailable″ audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A “Ready” or “OnStar ready” audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ″push to talk″ button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
PIC5588C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 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. For the 2010 and UP model year vehicles, the OnStar set-up procedure and OnStar Activation request have been combined into a single programming event called OnStar Set-up and Activation in Service Programming System.
PIP4902J2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
PIT5236J2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will need to ensure campaigns 14395 or 15086 are completed. Technician will need to use Global Diagnostic System 2 and gather information and contact General Motors Technical Assistance Center for further assistance.
PIC59412017-08-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have Outside Air Temperature reads inaccurate at times. Technician will need to program the Integrated Center Stack with the latest calibrations in Tis2Web using Service Programming System.
16-NA-0112017-08-15. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE. This technical bulletin provides a procedure to update your apple product to the latest software version to correct a condition of infotainment system will not return to media after bluetooth call ends
PIC5891C2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the voice recognition is inoperative. Technician will need to toggle through all languages then back to the desired language.
PIC5891B2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. This Preliminary Information communication provides information to the technician about vehicles that the voice recognition is inoperative. Technician will need to toggle through all languages then back to the desired language.
PIC60122017-08-15. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; STEERING. This Preliminary Information communication provides information to the technician for a vibration felt through the steering wheel during a parking lot maneuver normally when turning left into a parking spot with the steering close to the end of travel with the vehicle speed between 3 to 4 miles per hour. The vehicle could have diagnostic trouble code C055C symptom code 00 along with the condition. The technician is to program the Power Steering Control module with the latest software available in TIS2Web.
PIC5491E2017-08-15. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics. Technician may need to contact General Motors Technical Assistance Center depending on the STID, Station ID, or OnStar Customer Identifier.
PIC3011H2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about vehicles that have the OnStar system does not respond properly to some numbers and/or voice commands. Dealer should direct the customer to review the operational characteristics in the OnStar Users Guide.
PIP3423K2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician that Diagnostic Trouble Codes P0016, P0017, P0018, P0019, P0008 or P0009 may be set. Technician will need to inspect for loose timing chains or tensioners. If after following Service Information diagnostics the root cause is not found inspect the reluctor for the crankshaft sensor. If the reluctor has moved then replace crankshaft.
PIT4864F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary Information communication provides information to the technician about a customer?s request to install OnStar Bluetooth. Dealer should be advised at this time, there are no provisions to add this option to vehicles that were not built with it.
PIC4801F2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using the Blue button on the OnStar key pad and ask the advisor for a turn by turn route. Also make a OnStar personal call and a call into the vehicle. If normal diagnostics do not lead to a resolution technician will need to call General Motors Technical Assistance Center for further assistance.
PIP4138P2017-08-15. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308. If published Service Information diagnostics does not isolate the cause of this concern technician should check for a worn camshaft lobe and/or lifter roller, a sticking valve, valve leakage, a broken valve spring, and a collapsed active fuel management lifter.
G-1907612017-03-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 14104 - SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO PERFORM A CADILLAC USER EXPERIENCE (CUE) SOFTWARE UPDATE ON CERTAIN VEHICLES. THESE VEHICLES WERE USED IN AN INTERNAL COMPANY EVALUATION OF THE CUE SYSTEM APPLICATION FRAMEWORK AND DOWNLOADABLE APPS. UPON COMPLETION OF THE EVALUATION, THE "APPS STORE" ICON WAS NOT REMOVED FROM THE CUE SYSTEM SCREEN. IF A CUSTOMER SELECTS THE ICON, THE FEATURE WILL NOT BE AVAILABLE.
154042017-01-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. 15404 - CUSTOMER SATISFACTION PROGRAM. CERTAIN VEHICLES MAY HAVE A CONDITION THAT IF INVOLVED IN A NON-DEPLOYMENT CRASH MAY NOT AUTOMATICALLY ACTIVATE ANY POST-CRASH ACTIONS, INCLUDING AN AUTOMATIC CRASH RESPONSE (ACR) CALL FROM ONSTAR, DOOR UNLOCK, INTERIOR LAMP ILLUMINATION, HAZARD LAMP ACTIVATION, HVAC BLOWER SHUTDOWN, AND FUEL PUMP SHUTDOWN. A NON-DEPLOYMENT CRASH EVENT IS NOT SEVERE ENOUGH TO DEPLOY THE SEAT BELT PRETENSIONERS OR AIRBAGS. ALL POST-CRASH ACTIONS INCLUDING AN ONSTAR ACR CALL WILL FUNCTION AS DESIGNED FOR ANY CRASH WITH A SEAT BELT PRETENSIONER OR AIRBAG DEPLOYMENT. THE ONSTAR BUTTONS CAN BE PRESSED TO REQUEST HELP, IF NEEDED. DEALERS ARE TO REPROGRAM THE SDM, OR IN SOME INSTANCES, REPLACE THE SDM.
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-16-NA-1162016-08-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE RADIO TO CORRECT A CUSTOMER CONCERN THAT THE HD SWITCHING TOGGLE SETTING DOES NOT FUNCTION AND VOLUME DIFFERENCES BETWEEN ANALOG AND DIGITAL HD SWITCHING DUE TO THE CURRENT SOFTWARE CALIBRATION WITHIN THE RADIO.
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
PIC60502016-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI12122016-06-13. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
141042016-05-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIC59452016-05-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-0000190761-A2016-03-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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