There are 4 owner-reported fuel system complaints for the 2008 Cadillac DTSin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
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. *TR
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. *TR
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*JS
TL* THE CONTACT OWNS A 2008 CADILLAC DTS. THE CONTACT STATED THAT A GASOLINE ODOR EMITTED IN THE REAR OF THE VEHICLE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED AS HAVING A CRACKED FUEL PUMP. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE INCIDENT. THE APPROXIMATE FAILURE MILEAGE WAS 144,205. ..UPDATED 09/30/13 *BF UPDATED 10/24/13*JB
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026