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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
04-00-89-015M2017-01-19. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. THIS WARRANTY ADMINISTRATION BULLETIN PROVIDES POLICY INFORMATION ON USING GM SERVICE POLICIES AND PROCEDURE MANUAL THAT REPRESENT KEY GM REQUIREMENTS FOR SERVICE OPERATIONS.
GCUS-3-368 (15522017-01-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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.
PI0373A2016-11-23. Service bulletin. STRUCTURE; EQUIPMENT; VISIBILITY:REARVIEW MIRRORS/DEVICES. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A PROCEDURE FOR RELEARNING THE POWER FOLDING MIRRIORS AND ROAD TESTIN TO VERIFY THEY CORRECT A CONDTION OF THE POWER FOLDING MIRRIORS GLASS SHAKES, FLUTTERS AT NORMAL DRIVING CONDITIONS.
PI0086D2016-11-10. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATIONAL BULLETIN PROVIDES A LIST OF CORRECTIONS FOR MULTIPLE CONCERNS REGARDING UNEXPECTED LOSS OF RADIO AUDIO (RADIO GOES SILENT/NO SOUND) AND OTHER BLACKBERRY PHONE - BLUETOOTH ISSUES
PIT5401F2016-11-03. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF THE RADIO IS INOPERTIVE. NEW SOFTWARE HAS BEEN RELEASED TO CORRECT THIS CONCERN.
PIT5389A2016-11-03. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY BE UNABLE TO CONNECT TO ONSTAR USING THE WHITE, BLUE OR RED ONSTAR BUTTONS.
PIP5331C2016-11-03. Service bulletin. ENGINE. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR A POSSIBLE RATTLE, TICK, OR KNOCK TYPE NOISE COMING FROM THE ENGINE.
PIP5168E2016-11-01. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE THE CONCERN, AND THE STEPS TO REPAIR THE CONCERN OF THE VEHICLE CRANKS BUT DOES NOT START. THE TECHNICIAN IS TO INSPECT FOR A SHEARED CAM PIN IN THE ENGINE.
PIC6198A2016-11-01. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON STEPS TO PERFORM TO DETERMINE IF THE CUSTOMER'S BATTERY DRAIN CONCERN IS BEING CAUSED BY A KNOWN CONCERN WITH BLUETOOTH CALL TRANSFER OPERATION WHEN EXITING THE VEHICLE. IF THE CONCERN IS DUPLICATED AT THE DEALER WITH THE ONSTAR LED IS STILL GREEN AFTER THE VEHICLE IS TURNED OFF AND THE BLUETOOTH CALL WAS DISCONNECTED. DEALER SHOULD ADVISES THAT ENGINEERING IS AWARE OF THE CONCERN AND IS CURRENTLY INVESTIGATING THE ISSUE.
PIC6193A2016-10-26. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER FOR FURTHER INSTRUCTIONS. THE CONCERN IS THE RADIO MAY BE UNABLE TO SAVE XM FAVORITE STATIONS.
PIC61932016-10-26. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN NOT TO MAKE ANY REPAIRS OR REPLACE ANY PARTS. THE TECHNICIAN IS TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER TO REVIEW A CONCERN WHEN THE VEHICLE'S RADIO IS UNABLE TO SAVE A XM PRESET AFTER SAVING PRESETS.
PIC5374D2016-10-25. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF RECEIVING FREQUENT "OFF ROUTE" MESSAGES WHILE FOLLOWING TURN BY TURN (TBT) ROUTE NAVIGATION. THE TECHNICIAN IS PROVIDED INSTRUCTIONS FOR RESETTING THE VEHICLE COMMUNICATION INTERFACE MODULE FOR THIS CONCERN.
PIC5260A2016-10-25. Service bulletin. VISIBILITY; EQUIPMENT. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON DIAGNOSING THE CONCERN. VEHICLE'S SUNROOF OPERATION INTERMITTENT, BIND, NOISE, AUTO-REVERSE, AND/OR WATER LEAKS.
PIC5088F2016-10-25. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN. THE VEHICLE'S XM RADIO ONLY HAS XM PREVEIW CHANNELS.
PIC4935E2016-10-25. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM.
PIC4986F2016-10-25. Service bulletin. STEERING. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE CONDITION IS A NORMAL OPERATING CHARACTERISTIC OF THEIR VEHICLE. A CUSTOMER MAY COMMENT THAT THEY FEEL A STEERING BIND CONDITION WHEN THE CAR IS IN REVERSE, OR DRIVING FORWARD AND THE STEERING WHEEL IS TURNED AT OR NEAR THE FULL-LOCK POSITION.
PIC4707E2016-10-25. Service bulletin. EQUIPMENT:ELECTRICAL. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN TO DIAGNOSE THE CONCERN AND THE STEPS TO REPAIR THE CONCERN. THE VEHICLE'S XM TRAVEL LINK MAY BE INOPERTIVE.
PIT5074J2016-10-21. Service bulletin. ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE USE OF J-35616-64B TERMINAL TEST PROBE, REPLACEMENT TERMINALS, AND TERMINATED LEADS. THE J-35616-64B IS THE LATEST TEST PROBE RELEASED FOR CHECKING TENSION OR PROBING THE .64 SERIES TERMINALS. THE TEST PROBE TERMINAL HAS BEEN RELEASED IN THE TERMINAL REPAIR KIT (J-38125-620H) LOCATED IN LEAR TRAY 7 PART NUMBER 963716-2. THERE ARE 5 TERMINATED LEADS IN A PACKAGE PART NUMBER IS 13505346, WHICH CAN BE ORDERED THROUGH YOUR NORMAL GENERAL MOTORS CUSTOMER CARE AND AFTERSALES PARTS CHANNEL
PIP4786C2016-10-20. Service bulletin. ENGINE AND ENGINE COOLING. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT VEHICLES THAT MAY HAVE LOW OIL PRESSURE MESSAGE. TECHNICIAN MAY ALSO FIND A DIAGNOSTIC TROUBLE CODE P0521 IN THE ENGINE CONTROL MODULE. TECHNICIAN SHOULD FOLLOW ALL PUBLISHED SERVICE INFORMATION DIAGNOSIS. WHEN USING A SCAN TOOL IF THE OIL PRESSURE IS LOW BUT THE OIL PRESSURE AT THE OIL FILTER HOUSING IS CORRECT, TECHNICIAN SHOULD INSPECT THE VALVE LIFTER OIL FILTER FOR DEBRIS/SLUDGE THAT COULD BE RESTRICTING OIL FLOW TO THE OIL PRESSURE SENSOR. TECHNICIAN SHOULD REMOVE THE VALVE LIFTER OIL FILTER AND CLEAN IT. IF THE VALVE LIFTER OIL FILTER CANNOT BE CLEANED REPLACE IT.
PIC61982016-10-20. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN OF A DEAD BATTERY AFTER LEAVING THE VEHICLE DURING A BLUETOOTH CALL.
PIC5494G2016-10-20. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN WHEN THE CUSTOMER COMMENTS THAT THEIR DIGITAL VEHICLE SPEED DISPLAY IS SHOWING A DIFFERENT SPEED THAN THE ANALOG VEHICLE SPEED DISPLAY. THERE MAY BE UP TO 2 MILES PER HOUR DIFFERENCE BETWEEN THE DIGITAL AND ANALOG VEHICLE SPEED DISPLAYS. THIS IS A NORMAL CONDITION DUE TO THE CALCULATION TOLERANCES BEING DIFFERENT FOR THE TWO DRIVER VIEWING ANGLES FOR THE ANALOG SPEEDOMETER; IT MAY ALSO APPEAR TO INCREASE THE DIFFERENCE BETWEEN BOTH DISPLAYS. NO PART REPLACEMENT IS REQUIRED AS THIS IS A NORMAL OPERATING CHARACTERISTIC OF THE VEHICLE. FOR CTS VEHICLES BUILT BETWEEN APRIL AND JUNE OF 2011 OR THE 2013 ATS, SRX, XTS BUILT BEFORE AUGUST 29 2012 MAY HAVE A 3 MILES PER HOUR OR MORE VARIATION. THE TECHNICIAN IS TO REPLACE THE INSTRUMENT PANEL CLUSTER FOR THIS CONCERN.
PI1394A2016-10-19. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ON HOW TO INSTALL PISTONS AND SUGGEST WHAT TOOLS TO USE.
PI0388F2016-10-19. Service bulletin. SEAT BELTS. 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.
110849001S2016-10-19. Service bulletin. ELECTRICAL SYSTEM. THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REMOVE THE TRANSPORT MODE ON MESSAGE DISPLAYED IN THE DIC DUE TO VEHICLES SHIPPED OVER LONG DISTANCES OUTSIDE THE U.S. AND CANADA.
070898001B2016-10-19. Service bulletin. EQUIPMENT. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON GM DOES NOT APPROVE THE USE OF “CLIPPING” TO REPAIR COLLISION DAMAGE TO VEHICLES. GM HAS NOT TESTED OR VALIDATED A “CLIPPED VEHICLE” REPAIR; THEREFORE, GM CANNOT ENDORSE THIS TYPE OF REPAIR OR CONFIRM THE CRASH PERFORMANCE DURING A SUBSEQUENT COLLISION.

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