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Service bulletins for the 2013 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.

1657 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
10-00-89-005F2017-07-18. Service bulletin. ELECTRICAL SYSTEM:WIRING. This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information.
10-00-89-005F2017-07-18. Service bulletin. EQUIPMENT; ENGINE. This informational bulletin provides warranty policy information on revised wiring repair labor operations and required additional information.
16-NA-2222017-05-25. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES THE TECHNICIAN WITH WHAT MAY HAPPEN TO AN ENGINE DUE TO LACK OF MAINTENANCE.
PIP5282A2017-05-18. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ABOUT THE CALCULATION AND OPERATION OF THE ENGINE OIL LIFE MONITOR. THE MONITOR CALCULATES THE PERCENT OF OIL LIFE REMAINING, BASED ON 3 PATHWAYS. THE FIRST PATHWAY FOR OIL LIFE CALCULATION IS ENGINE REVOLUTIONS. THE SECOND PATHWAY FOR OIL LIFE CALCULATION IS THE MILEAGE FORM THE LAST REST FOR ALL GENERAL MOTORS POWERTRAINS EXCEPT THE VOLT. THE THIRD PATHWAY FOR OIL LIFE CALCULATION IS THE AMOUNT OF TIME THE OIL IS IN THE ENGINE. THE VOLT USES A 2 YEAR TIMER INSTEAD OF 1 YEAR. IT ALSO USES THE ENGINE REVOLUTION COUNTER. IT DOES NOT USE THE MILEAGE PATHWAY TO COUNT DOWN.
PIP5029G2017-05-16. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE A MALFUNCTION INDICATOR LAMP ON OR ENGINE MISFIRE, ROUGH IDLE, EXTENDED CRANK, OR CRANK NO START IN SOME CASES. TECHNICIAN WILL NEED TO PERFORM PUBLISHED SERVICE INFORMATION DIAGNOSTICS. IF TECHNICIAN FINDS CARBON, AN UPPER ENGINE AND VALVE CLEANING SHOULD BE PERFORMED.
PIC6193B2017-05-05. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT THE RADIO WILL NOT SAVE XM FAVORITES. TECHNICIAN WILL NEED TO REPLACE THE RADIO TO ADDRESS THE CONCERN.
PIC6073C2017-05-05. Service bulletin. STEERING. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE MEDIA ORIENTED SYSTEMS TRANSPORT BUS DIAGNOSTIC TOOL KIT (EL-51578) HAS BEEN RELEASED TO HELP DIAGNOSE ANY OF THE MEDIA ORIENTED SYSTEMS TRANSPORT BUS CONCERNS. THE KIT CONTAINS HEADER CONNECTORS THAT ARE INSTALLED TO BYPASS MEDIA ORIENTED SYSTEMS TRANSPORT BUS MODULES. THE BYPASS CONNECTOR ALSO CONTAINS A TERMINAL FOR VERIFYING MEDIA ORIENTED SYSTEMS TRANSPORT CONTROL CIRCUIT VOLTAGES. TECHNICIAN SHOULD REVIEW MEDIA ORIENTED SYSTEMS TRANSPORT BUS DESCRIPTION AND OPERATION AND DIAGNOSTIC TROUBLE CODE U0028 DIAGNOSTIC PROCEDURES.
PIC5491J2017-05-02. Service bulletin. ELECTRICAL SYSTEM. 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.
PIC5491J2017-04-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. 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.
PIT4720D2017-03-22. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN THAT AFTER REPLACING THE INSTRUMENT PANEL CLUSTER THE EXCHANGE CENTER IS UNABLE TO PROGRAM THE ACTUAL MILEAGE ON THE ODOMETER OR THE ACTUAL MILEAGE IS UNKNOWN. DEALER WILL NEED TO FOLLOW DEALER TO THE GENERAL MOTORS SERVICE POLICIES AND PROCEDURES MANUAL SECTION 5.2.4 ODOMETER SERVICING.
PIP5226A2017-03-21. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT FINDING NEEDLE BEARINGS DURING AN OIL CHANGE. TECHNICIAN WILL GAIN ACCESS TO THE ROLLER ROCKERS TO INSPECT THEM. ONLY REPLACE THE ROLLER ROCKER THAT IS MISSING NEEDLE BEARINGS. BE SURE TO CLEAN THE OIL DRAINS TO RETRIEVE THE NEEDLE BEARINGS. EACH ROLLER ROCKER HAS 66 BEARINGS.
PIT53672017-03-16. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE A BLANK DISPLAYS, FLASHING DISPLAYS, “ERROR OR UPDATE FAILED MESSAGES”, NAVIGATION MAP NOT LOADING, BLUETOOTH OR USB CONCERNS. TECHNICIAN SHOULD INSPECT THE USB/SD CARD PORT FOR A SD CARD OR A DEVICE PLUG INTO ANY OF THE USB PORTS.
PIT3271G2017-03-16. Service bulletin. EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT CHANGING THE TIRE AND WHEEL SIZE ON VEHICLES. GENERAL MOTORS WILL ONLY SUPPORT A TIRE CALIBRATION FOR TIRES THAT HAVE BEEN SIZED, TESTED AND DESIGNED FOR THE VEHICLE IN QUESTION AND ITS APPLICATIONS. TECHNICIAN SHOULD NOT USE THE INFORMATION THAT IS PROVIDED BY THE ANTILOCK BRAKING SYSTEM TIRE SIZE SELECTION.
PIP52572017-03-15. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE OIL MIXED IN WITH THE ENGINE COOLANT. TECHNICIAN WILL NEED TO INSPECT THE OIL COOLER IF EQUIPPED FOR POSSIBLE LEAKING INTO THE COOLING SYSTEM THROUGH THE RADIATOR. IF NO ISSUE FOUND REPLACE THE ENGINE AS WELL AS ALL RUBBER COOLANT HOSES.
PIC6013A2017-03-14. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT HAVE A "ADAPTIVE CRUISE TEMPORARILY UNAVAILABLE" MESSAGE ON THE DRIVER INFORMATION CENTER WHEN ATTEMPTING TO ACTIVATE THE CRUISE. TECHNICIAN WILL NEED TO PERFORM A MULTI AXIS SENSOR YAW RATE SENSOR LEARN PROCEDURE. ALSO PERFORM THE LONG RANGE RADAR LEARN CALLED-OUT IN THE RADAR SENSOR MODULE - LONG RANGE PROGRAMMING AND SETUP PROCEDURE IN SERVICE INFORMATION.
PIC4310K2017-03-14. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLE THAT MAY HAVE AN ONSTAR SYSTEM THAT HAS PROGRESSION TONES WHEN PRESSING THE BLUE OR RED BUTTON. TECHNICIAN WILL NEED TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER WITH THE SCAN TOOL DATA FROM THE ONSTAR SYSTEM.
G-1926242017-02-24. Service bulletin. ENGINE. 13313 - SPECIAL COVERAGE. SOME VEHICLES, EQUIPPED WITH A 6.2L V8 ENGINE (LSA), MAY HAVE A CONDITION WHERE THE ENGINE’S SUPERCHARGER MAY NOT FUNCTION AS DESIGNED. IF THIS WERE TO HAPPEN, THE SUPERCHARGER MAY DEVELOP A NOTICEABLE RATTLE NOISE AT IDLE. THE NOISE WILL TYPICALLY GO AWAY WHEN THE ENGINE RPM IS RAISED SLIGHTLY ABOVE IDLE. HOWEVER, IF LEFT UNCORRECTED, THE PROBLEM, OVER TIME, MAY LEAD TO CONTAMINATION OF THE LUBRICATING GREASE AND CAUSE THE BEARING TO SQUEAL. IF LEFT UNADDRESSED, THE BEARING MAY OVERHEAT AND CAN CAUSE ENGINE SEIZURE OR A NO-START CONDITION. DEALERS ARE TO REPLACE THE SUPERCHARGER.
00-03-10-003U2017-02-21. Service bulletin. EQUIPMENT. THIS WARRANTY ADMINISTRATION BULLETIN PROVIDES INFORMATION ON THE TIRES SUPPLIED WITH A NEW VEHICLE ARE COVERED BY GENERAL MOTORS AGAINST DEFECTS IN MATERIAL OR WORKMANSHIP UNDER THE BUMPER-TO-BUMPER NEW VEHICLE LIMITED WARRANTY.
14515 MESSAGE2017-02-02. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM; EQUIPMENT. 14515 - CUSTOMER SATISFACTION PROGRAM (STOP DELIVERY EXPANSION). APPROXIMATELY 8,776 ADDITIONAL VEHICLES HAVE BEEN ADDED TO THE RECALL POPULATION. THESE VEHICLES WERE SERVICED WITH A CHASSIS ELECTRONIC MODULE SUSPECTED OF CONTAINING INTERNAL CONTAMINATION. A VERY SMALL NUMBER OF OLDER MODEL VEHICLES ARE NOW INCLUDED AND IDENTIFIED IN IVH WHICH HAS BEEN UPDATED AS OF DECEMBER 2, 2014. ADDITIONALLY, THE IVH SYSTEM ISSUE THAT WAS COMMUNICATED HAS BEEN RECTIFIED AND ALL INVOLVED VEHICLES SHOULD NOW SHOW "INCOMPLETE – REMEDY NOT YET AVAILABLE".
122562017-01-26. Service bulletin. EQUIPMENT. 12256 - SERVICE UPDATE. THE REAR TOE LINK JAM NUTS MAY NOT BE TO THE SPECIFIED TORQUE AND COULD PRODUCE A METALLIC CLANKING NOISE WHEN THE VEHICLE IS DRIVEN OVER ROAD BUMPS. IF THE CUSTOMER IGNORES THE NOISE AND CONTINUES TO DRIVE THE VEHICLE, OVER TIME, THE NUT MAY LOOSEN. DEALERS ARE TO INSPECT THE TORQUE.
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.
155212017-01-25. Service bulletin. ELECTRICAL SYSTEM. 15521 - CUSTOMER ADVISORY LETTER. THIS LETTER IS BEING SENT TO BRING TO THE CUSTOMER'S ATTENTION FEATURES THAT ARE COVERED IN THE VEHICLE'S OWNER MANUAL IN SITUATIONS WHERE THE CUSTOMER VEHICLE SIDE DOORS WILL NOT OPEN FROM INSIDE AND OUTSIDE THE VEHICLE DUE TO LOW OR NO BATTERY VOLTAGE. DEALERS ARE ALSO INSTRUCTED THAT IN CORRELATION WITH THIS CUSTOMER ADVISORY LETTER, A WEB-BASED TRAINING COURSE WILL BE REQUIRED FOR ALL CADILLAC AND CHEVROLET SALES CONSULTANTS, SALES MANAGERS, SERVICE CONSULTANTS, SERVICE MANAGERS, AND FIELD STAFF BEGINNING Q1 2016 VIA THE GM CENTER OF LEARNING.
155212017-01-24. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. 15521 - CUSTOMER ADVISORY LETTER. THIS LETTER IS BEING SENT TO BRING TO THE CUSTOMER'S ATTENTION FEATURES THAT ARE COVERED IN THE VEHICLE'S OWNER MANUAL IN SITUATIONS WHERE THE CUSTOMER VEHICLE SIDE DOORS WILL NOT OPEN FROM INSIDE AND OUTSIDE THE VEHICLE DUE TO LOW OR NO BATTERY VOLTAGE. DEALERS ARE ALSO INSTRUCTED THAT IN CORRELATION WITH THIS CUSTOMER ADVISORY LETTER, A WEB-BASED TRAINING COURSE WILL BE REQUIRED FOR ALL CADILLAC AND CHEVROLET SALES CONSULTANTS, SALES MANAGERS, SERVICE CONSULTANTS, SERVICE MANAGERS, AND FIELD STAFF BEGINNING Q1 2016 VIA THE GM CENTER OF LEARNING.
PI0388F2017-01-19. Service bulletin. SEAT BELTS:FRONT:BUCKLE ASSEMBLY; SEAT BELTS; SEAT BELTS:FRONT:ANCHORAGE; SEAT BELTS:FRONT:WEBBING. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE TO REPOSITION THE FRONT SEAT BELT LATCH PLATE FOR CONCERNS REGARDING THE SEAT BELT WEBBING OR LATCH PLATE COMING TWISTED.
10-08-110-001E2017-01-19. Service bulletin. EQUIPMENT. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON THE PROPER USE OF FLOOR MATS.

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