25 of the
729 complaints filed about the Cadillac DTS
are about the fuel system —
3% of everything owners reported.
The worst model year for it is 2008.
Car power shut off while driving on the highway to church and almost got in an accident. Pulled to the side and smelled smoke. Lifted the back seat and opened the fuse box and looked. Lifted the fuel pump fuse and it was burnt. Me and my family got stuck on the side of the highway instead of church and spending time on a holiday.
NHTSA complaint #11732561 — an unverified report by a vehicle owner.
I was traveling on Stevenson expressway at 55 mph when the fuel pump relay overheated and melted, which burned up the REC (Rear Electrical Electrical Center /fusebox). When the fuse pump relay overheated it shut fuel down going to the fuel pump, which caused the engine to stall. When the engine stalled the car cut off, causing me to loose power steering. Because I was traveling in the middle lane of a three lane expressway at a high rate of speed, the vehicle started deaccelerating and I couldn’t control the vehicle with no power steering, I couldn’t get over to the shoulder. This nearly caused a wreck putting me in harm, because vehicles around me were accelerating at 55 to 70mph. All I could do is put my flashers on. Coast to a stop, and hope no one rear ended me, which nearly occurred. General Motors Cadillac division was aware of this possibility see: GLOBAL SAFETY FIELD INVESTIGATIONS DCS5755 URGENT - DISTRIBUTE IMMEDIATELY Date: April 14, 2021 Subject: REVISION: 18226-01 - Special Coverage Overheating of Fuel Relay or Motor Terminal Revised Service Procedure Models: 2008-2011 Buick Lucerne 2009-2011 Cadillac DTS To: All General Motors Dealers This bulletin is being revised to update the service procedure. all previous copies of 18226. END OF MESSAGE GLOBAL SAFETY FIELD INVESTIGATIONS Please discard Special Coverage Adjustment 18226 Overheating of Fuel Relay or Motor Terminal Condition On some 2008 – 2011 model year Buick Lucerne and 2009 – 2011 model year Cadillac DTS vehicles, the vehicle’s rear-seat bracket could contact the vehicle’s Rear Electrical Center (REC), which can, over time, damage electrical components within the REC enclosure. If damage occurs, the If damage occurs, the components canmelt or overheat, which the customer may detect by a melting odor in the vehicle. Damage could also cause the vehicle’s battery to drain, a no-start condition, or a stall. Because no accident occurred ther were no police reports filed. The date is est
NHTSA complaint #11677365 — an unverified report by a vehicle owner.
The contact owns a 2010 Cadillac DTS. The contact stated while driving 25 MPH, the vehicle shut off. There was no warning light illuminated. The vehicle failed to restart and was pushed to the side of the roadway. The contact was able to restart the vehicle and drove to the residence. An independent mechanic diagnosed the vehicle and determined that the fuel pump had failed and needed to be replaced. The vehicle was repaired. The contact stated that upon starting the vehicle, the vehicle started and shut off immediately. The contact stated she smelled a burning plastic odor coming from the rear seats. The contact stated that upon lifting the rear middle seat, she noticed that fuses had melted in the fuse box. The vehicle was towed to an independent mechanic to be diagnosed. The dealer was not notified of the failure. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 168,000.
NHTSA complaint #11535546 — an unverified report by a vehicle owner.
DECEMBER 16 2020 NHTSA ID NUMBER 11383838 OIL LEAK UNDER ENGINE COMING FROM ENGINE, TRANSMISSION, AND POWER STEERING PUMP. ALSO WHITE SMOKE COMING FROM ENGINE ON PASSENGER SIDE FOLLOWING STOP ON DRIVEWAY.
NHTSA complaint #11403767 — an unverified report by a vehicle owner.
REAR PASSENGER FUSE BLOCK (P/N 19116816) GETS MELTED BY A FAULTY FUSE PUMP RELAY BURNING UP DUE TO A FAULTY DESIGN WITHIN THE FUEL PUMP SYSTEM. FUEL PUMP PUTTING A LOT OF RESISTANCE ON THE WIRING, RELAY WON'T BLOW, BUT IT MELTS. WITHOUT CORRECTING THIS, THE FUSE BOX WILL BE AFFECTED ONCE THE FUSE PUMP RELAY OVERHEATS AND EVENTUALLY MELTS AND BURNS. CAR WAS STATIONED. THIS IS UNSAFE BY ANY MEANS. THE FIRE COULD HAVE SPREAD AND CAUSED THE SEATS TO BURN AND WORSE, IT'S RIGHT BY THE GAS TANK.
NHTSA complaint #11317549 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2006 CADILLAC DTS. WHILE UNDERGOING AN OIL CHANGE AT LINDSAY CADILLAC OF ALEXANDRIA (1525 KENWOOD AVE, ALEXANDRIA, VA 22302, (703) 935-4445), THE DEALER NOTICED THAT THE BRAKE AND FUEL LINES WERE CORRODED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO INSPECTED THE VEHICLE AND CONFIRMED CORROSION WAS PRESENT ON THE FUEL LINE AND BRAKE LINE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS APPROXIMATELY 44,000.*CW
NHTSA complaint #11278312 — an unverified report by a vehicle owner.
VEHICLE WOULD NOT START WHEN ATVTRAIN STATION. HAD TO LEAVE OVERNIGHT AND HAD IT TROUBLESHOT IN AM. A FAULTY FUEL PUMP RELAY WAS THE SUPPOSED CAUSE. CHANGED THE RELAY ON A WEDNESDAY MORNING AND CAR WAS GOOD TILL SATURDAY AFTERNOON WHEN IT STALLED OUT IN THE MIDDLE OF ROUTE 9 IN HEAVY TRAFFIC. AT THE TIME MY WIFE AND GRANDSON WERE IN THE CAR. I HAD TO PUSH THE VEHICLE OFF THE ROAD LUCKILY INTO A STRIP MALL WITH AN AUTO PARTS STORE. REMOVED GRANDSON AND CAR SEAT FROM VEHICLE TO ACCESS THE RELAY IN REAR CIRCUIT BOARD. VERY HOT. I WENT IN AND GOT NEW RELAY AND HAD TO CHANGE IT IN THE PARKING LOT. WENT STRAIGHT HOME TO DROP OFF WIFE AND GRANDSON. WENT BACK OUT TO TEST DRIVE AND SEE IF PROBLEM WAS FIXED. WORKED FOR A LITTLE WHILE AND STALLED OUT AGAIN. AGAIN RELAY BURNING HOT. HAD SON GET A NEW RELAY AND CHANGED IT AGAIN AND BROUGHT VEHICLE HOME. THE CHECK ENGINE LIGHT HAS NOW COME ON SO I TESTED VEHICLE WITH IBD MINISTER AND GAVE ME A P0230 CODE WHICH IS FOR A BAD FUEL PUMP RELAY WHICH I ALREADY KNOW. I AM GOING TO CALL CADILLAC DEALERSHIP AND HAVE IT LOOKED AT. I AM VERY SURPRISED THAT THERE ISN'T A RECALL ON THIS AS IT IS A LIFE AND SAFETY HAZARD.
NHTSA complaint #11185728 — an unverified report by a vehicle owner.
CHECK ENGINE LIGHT KEEPS COMING ON AFTER A CHECK AND RESET. THE CAR HAS A LOST OF POWER AND RUNS REAL SLOW THAN ITS LIKE THE PROBLEM NEVER EXISTED. THIS IS THE CODE I KEEP GETTING. P0420 CODE BAD CATALYTIC CONVERTER
NHTSA complaint #11165569 — an unverified report by a vehicle owner.
HAVE BEEN SMELLING GAS AFTER FILL UPS FOR SEVERAL MONTHS. EACH TIME I FILL IT AND PARK IT IN MY GARAGE IT FILLS WITH GAS FUMES THAT COULD EXPLODE AND KILL SOMEONE UNAWARE. ODOR LEAVES AFTER DRIVING 30 MILES OR SO. GOT CHECK ENGINE LIGHT AND O'REILY AUTO PARTS CHECK AND SAID IT SHOWED FUEL ISSUES. TOOK CAR TO MY GM DEALER AND THEY SAY NEED A NEW GAS TANK, A NEW GAS CAP AND NEW EVAPORATIVE LINES BECAUSE I HAVE A LEAKING GAS TANK LEAKING AT OR NEAR FILLING AREA, AND GAS CAP IS NOT GOOD AND LINES ARE LEAKING ACCORDING TO A "SMOKE" TEST. REPAIRS ARE $2,800. I AM 75 YRS OLD AND HAVE NEVER HAD A GAS TANK LEAK AT THE "NECK" AREA AFTER OWNING SOME 40 DIFFERENT CARS, SOME OF THEM VERY OLD. I BELIEVE THIS MAY BE A FACTORY DEFECTIVE PRODUCT AND A DANGEROUS ONE AT THAT. IT IS CURRENTLY AT THE DEALER AND TOMORROW I WILL PAY $175 FOR THE SMOKE TEST BUT I CANNOT AFFORD TO FIX IT SO I WILL ONLY FILL IT TO THE 12 GALLON POINT INSTEAD OF FULL. PLEASE ADVISE IF THERE IS A RECALL OR PERHAPS OTHER CADILLAC DTS OWNERS WITH THIS OR A SIMILAR PROBLEM
NHTSA complaint #11154119 — an unverified report by a vehicle owner.
I WAS BACKING MY CAR OUT OF MY DRIVEWAY, AS I BACKED ONTO THE ROAD,THE CAR SUDDENLY QUIT RUNNING. I TRIED RESTARTING IT,BUT IT WAS COMPLETELY DEAD...I HAD TO CALL A TOW TRUCK AND THE CAR WAS TAKEN TO A LOCAL CADILLAC DEALER..WHEN I WENT TO THE DEALER THE FOLLOWING DAY,I WAS INFORMED THAT THE FUSE BOX UNDER THE REAR SEAT HAD SHORTED OUT...I WAS TOLD THERE WAS NOT ANY RECALLS ON THE FUSE BOX THAT THEY NEW OF..I WAS TOLD A NEW FUSE BOX AND ASSOCIATED COSTS WOULD RUN $716.00, I HAD NO CHOICE BUT TO HAVE THE REPAIR WORK DONE.. THE FUSE BOX COST ALONE WAS OVER $400.00. MY CAR HAD 48,000 MILES ON IT WHEN THIS OCCURRED..I HAVE HAD MANY CARS IN MY TIME AND NEVER HAD A FUSE BOX SHORT OUT..IF THIS OCCURRED ON A HIGHWAY,I WOULD HAVE LOST P/S,,P/B ECT. AND THE RESULTS COULD HAVE BEEN FATAL...GM IS AWARE OF THIS,BUT TO MYKNOWLEDGE HAS NOT ISSUED A RECALL.INCIDENTLY ,THE DEALERSHIP HAD FUSE BOXES IN STOCK......
NHTSA complaint #10980310 — an unverified report by a vehicle owner.
IN NOV. OF 2016, MY DTS WAS PARKED AND AFTER ATTEMPTING TO START, IT WOULD NOT TURN OVER AS IF WERE OUT OF GAS. I HAD TO HAVE IT TOWED TO REPAIR FACILITY. IT WAS DIAGNOSED AND DETERMINED THAT THE PROBLEM WAS CAUSED BY THE FUEL PUMP RELAY, WHICH HAD SHORTED. FURTHER INVESTIGATION REVEALED THAT THE ACTUAL CAUSE WAS THE FUSE BLOCK (REAR SEAT). THIS ITEM IS A DEALER REPAIR LEVEL AND SHOULD HAVE BEEN RECALLED SINCE THERE ARE SEVERAL CASES OF THIS AND OTHER ELECTRICAL PROBLEMS INVOLVING SUDDEN CUT-OFFS, POWER STEERING ISSUES AND IGNITION KEY PROBLEMS NOTED HERE. MY CAR HAS EXPERIENCED ALL OF THESE.
NHTSA complaint #10945398 — an unverified report by a vehicle owner.
FUEL PUMP RELAY MELTED REPLACED REAR FUSE BOX AND RELAY TRIED TO START VEHICLE ON 6 JUNE 2016 VEHICLE WOULD NOT START AT ALL. HAD VEHICLE TOWED IN TO DIAGNOSE $81.99 JUST PURCHASED ABOUT 6 MONTHS AGO. PURCHASED A WARRANTY BUT THIS PROBLEM WAS NOT COVERED. I HAVE NEVER HAD THIS EXPERIENCE WITH A VEHICLE. AFTER EXTENSIVE READING I FIND THIS IS A PROBLEM WITH A VARIETY OF CADILLAC VEHICLES. I HAD TO PAY $796.43, PARTS WERE $397.51.THIS SHOULD HAVE NEVER HAPPEN AND COULD HAVE CAUSED MAJOR DAMAGE. SINCE CADILLAC KNOW THIS IS A PROBLEM I FEEL I SHOULD BE REIMBURSED FOR MY SUFFERING AND PAIN. THIS PROBLEM COULD HAVE RESULTED IN A FIRE STARTING IN THE SEAT AREA. I PROBABLY WOULD NOT HAVE KNOWN UNTIL IT WAS TO LATE.
NHTSA complaint #10919910 — an unverified report by a vehicle owner.
TL* THE CONTACT OWNS A 2008 CADILLAC DTS. WHILE DRIVING APPROXIMATELY 25 MPH, THE VEHICLE STALLED WITHOUT WARNING. THE VEHICLE RESTARTED; HOWEVER, THE FAILURE RECURRED ON SEVERAL OCCASIONS. THE VEHICLE WAS TAKEN TO THE DEALER BUT THE CAUSE OF THE FAILURE WAS UNABLE TO BE DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 24,000. THE CONSUMER WAS ADVISED TO CONTINUE TO DRIVE THE VEHICLE UNTIL THE ENGINE SHUT OFF AND HAVE IT TOWED INTO THE DEALER. THE CONSUMER FELT THIS WAS DANGEROUS AND DECLINED. THE CONSUMER WOULD LIKE TO BE ADVISED OF POSSIBLE OTHER OPTIONS TO RESOLVE THE MALFUNCTION. UPDATED 09/12/2017
NHTSA complaint #10706591 — an unverified report by a vehicle owner.
AFTER PARKING MY CAR IN THE GARAGE,APPROXIMATELY 3 WEEKS LATER,I WENT TO START MY CAR,BUT IT WOULD NOT START,IT WOULD CRANK OVER GOOD ,BUT WOULD NOT START. I PROCEEDED WITH MY OWN ASSUMPTIONS AND FOUND A PIN(#30)ON THE FUEL PUMP RELAY WAS BURNT,I HAD AN ELECTRICAL DIAGNOSIS PERFORMED ON THE WIRING AND THE FUEL PUMP,BOTH PASSED OKAY,I WAS TOLD THE FUSE BLOCK WAS BAD,(WHICH I SUSPECTED),WHICH I HAD PREVIOUSLY ORDERED FROM THE CADILLAC DEALER. ON INSTALLING THE NEW FUSE BLOCK,THE PROBLEM WAS SOLVED.
NHTSA complaint #10680243 — an unverified report by a vehicle owner.
FUEL PUMP MODULE OVERHEATED, ALMOST TO THE POINT OF FIRE. THIS PART WAS RECALLED IN 2006-2007 CTS-V AND STS-V, BUT CONTINUES IN THEIR 2008 DTS. IT IS DIFFERENT IN THE MANNER IT OCCURS, BUT WITH SAME RESULT. REPLACED THE MODULE, CAR DIED AGAIN, REPLACED FUEL PUMP AND MODULE AGAIN, CAR DIED AGAIN. THIS IS VERY DANGEROUS WITH CHILDREN STRAPPED IN SITTING RIGHT OVER THE BURNING HOT MODULE.
NHTSA complaint #10680088 — an unverified report by a vehicle owner.
DURING A FAMILY OUTING, I NOTICED A REAR TIRE THAT HAD LOST AIR PRESSURE AGAIN. I HAD NO CHOICE BUT TO VISIT A DISCOUNT TIRE, TO DIAGNOSE THE PROBLEM. WE HADN'T RUN OVER A NAIL NOR A SCREW, BUT HAD BECOME THE VICTIMS OF CADILLAC'S INFERIOR PRODUCTION. THE CHROME PLATING BEGAN TO PEEL, AND SEPARATE FROM THE ALLOY WHEELS. I WAS FORCED TO PURCHASE INFERIOR AFTERMARKET WHEELS IN ORDER TO GET MY FAMILY HOME. THE INFORMATIVE, AND INTEGRATIVE AGENT AT DISCOUNT TIRE SHOWED ME THAT ALL FOUR OF MY STOCK, CHROME, CADILLAC WHEELS HAD PREMATURELY CORRODED, FORCING MY WIFE AND I TO REPLACE THE WHEELS. WE HAVE BEEN SPUN, DISMISSED, AND IGNORED BY NUMEROUS CADILLAC CUSTOMER EXPERIENCE AGENTS, REGARDING THIS ISSUE, IN SPITE OF NUMEROUS COMPLAINTS LOGGED BY OTHER DTS OWNERS, POSTED ONTO GMINSIDER.COM. CADILLAC HAS BEEN WELL ADVISED OF THIS FAILURE, YET CADILLAC FAILS TO ACCEPT THAT THEIR PRODUCT IS SUBSTANDARD. MY LOCAL DEALERSHIP, COUGHLIN MOTORS OF MARYSVILLE, OHIO, IS RETICENT TO RESOLVE THIS ISSUE, BUT, MY QUESTION IS, DOESN'T THE PRESIDENT OF OUR GREAT NATION, RIDE IN A DTS? IF I'M NOT MISTAKEN, WHAT ARE THE CONDITIONS OF HIS WHEELS? WELL, OUR VEHICLE HAD THE SAME WHEELS. IT IS MY PROFESSIONAL OPINION, CADILLAC HAS PRODUCED AN INFERIOR PRODUCT, AND THEY SHOULD BE HELD ACCOUNTABLE FOR IT. AFTER ALL, THE PRESIDENT OF THE UNITED STATES, AND HIS FAMILY, SHOULD BE WELCOMED TO THE SAME DURABILITY AND LONGEVITY, OF CADILLAC'S PRODUCT, MY FAMILY AND I, ARE ENTITLED TO? AFTER ALL, DIDN'T ALL OF US BAIL OUT GENERAL MOTORS IN ADVERSE CONDITIONS? IN SHORT, CADILLAC HAS PRODUCED YET ANOTHER INFERIOR PRODUCT. ISN'T IT TIME THAT GM ANSWERS FOR ANOTHER INFERIOR PRODUCT, THAT AFFECTS OUR SAFETY? GRANTED, THE POTUS HAS ANOTHER DTS LIMO AT HIS DISPOSAL; AND I'M GRATEFUL FOR THAT. SADLY, MY FAMILY OF FIVE, DOES NOT.
NHTSA complaint #10676557 — an unverified report by a vehicle owner.
THE CADILLAC DTS 2008 WOULD NOT START.. HAD DTS TOWED TO FOREMAN-BLAIR GM DEALERSHIP.. 896382 SCAN FOR CODES NONE FOUND NO FUEL PRESSURE NO VOLTAGE AT CIRCUIT TO FUEL PUMP NO VOLTAGE BURN CONNECTOR AT FUSE BOX REPLACE BOX C MULTI POINT INSPECTION THE RELAY 19116057 GOT HOT AND BURN CONNECTOR AT FUSE BOX AND MELTED THE FUSE BLOCK 19116816 WHICH IS LOCATED UNDER THR BACK SEAT,, THAT MIGHT SET THE CAR OF FIRE.. THIS NOT THE FIRST TIME THIS HAS HAPPEN ON DTS CAR THERE ARE MORE ON THE INTERNET THAT HAD THE SAME PROBLEM,,, I NEED TO GET MY MONEY BACK $735.18 , BECAUSE THIS WAS NOT MY FOUGHT.
NHTSA complaint #10576089 — an unverified report by a vehicle owner.
I STARTED TO SMELL SMOKE IN THE CAR, I SHUT THE ENGINE, THE SMOKE WAS COMING FROM UNDER THE BACK SEAT. I REMOVED THE BACK SEAT, AND SMELLED THE FUSE BOX, AND OPENED THE FUSE BOX COVER, AND I FOUND THAT TWO RELAYS WERE VERY HOT, AND ONE OF THEM WAS BURNED, AND MELTED ALL THE WAY INTO THE BOTTOM OF THE WHOLE FUSE BOX BLOCK. I HAD THE WHOLE FUSE BLOCK REPLACED THE PART ALONE WAS $225.71 PLUS INSTALLATION. A YEAR LATER SAME EXACT THING HAPPENED, I WENT TO THE DEALER, AND I WAS TOLD THAT THERE IS NO RECALL ON THIS FUSE BLOCK. SO I GUESS I HAVE TO DO THIS ALL OVER AGAIN IF I WANT TO DRIVE THIS VEHICLE.
NHTSA complaint #10553559 — an unverified report by a vehicle owner.