Problems · by component
2001 Cadillac Deville engine and engine cooling problems
37 owner complaints to NHTSA about the 2001 Cadillac Deville cite engine and engine cooling, 21% of all 177 complaints for this model year.
Complaints
37
21% of all complaints
Crashes
1
Reported by owners
Fires
2
Reported by owners
Injuries
1
Reported by owners
What owners say about the engine and engine cooling
Verbatim from NHTSA complaints, newest first
“2001 CADILLAC DEVILLE. CONSUMER STATES VEHICLE WOULD NOT STAY IN PARK. *TGW THE CONSUMER ALSO STATED THE VEHICLE JUST STOPPED, FOR NO REASON. THE DEALER REPLACED THE BRAKE LIGHT SWITCH, THE IDLE CONTROL VALVE, THE BELT TENSIONER AND CRANK AND OIL SENSORS. *JB”
“I HAVE A 2001 CADILLAC DEVILLE WITH A 4.6(Y) MOTOR WHILE I LOVE THE CAR THE MOTOR IS THE PITS IT IS VERY COSTLY USING OVER 1QT BETWEEN OIL CHANGES AND NOW I HAVE A MISFIRE AND LOST OF COOLANT AND WAS TOLD THAT MY HEAD GASKET HAD BLOWN AND MY CRANKCASE HALVES ARE LEAKING AND I WAS TOLD TO FIX IT WOULD BE A NEW ENGINE AT THE COST OF $8K SO I GUESS I WILL HAVE TO DEAL WITH THE RANDOM MISFIRE BECAUSE I CANT AFFORD TO FIX IT YOU WOULD THINK SINCE CADILLAC IS GM'S LUXURY BRAND THEY WOULDN'T HAVE THE CUSTOMERS DEAL WITH THIS SLOPPY ENGINE ALSO I HAVE HAD THE OIL DRIP ON THE EXHAUST AND START A SMALL FIRE SO NOW I WILL HAVE TO TRY AND BABY THIS THING. *TR”
“2001 DEVILLE CAR DIES WHEN EVER IT WANTS FOR NO REASON. WHY HAS THERE BEEN NO RECALLS FOR THIS ENGINE THAT IS ON MANY YEARS. SENSORS REPLACING DOES NO GOOD AND THE FUEL FILTER CHANGE AND FUEL PUMP DOES NO GOOD. AND REPLACING THE BATTERY DOES NO GOOD. IT IS THE ENGINE AND NO ONE HAS A CURE. WHEN SOMEONE GETS KILLED MAYBE THERE WILL BE A RECALL THEN. *TR”
“I HAVE A 2001 CADILLAC DTS THE ENGINE TAKE EXCESSIVE AMOUNTS OF OIL AND A COOLANT ABSORPTION THAT CAUSE OVERHEATING AND CONSTANT ENGINE WORK. I WAS TOLD AT THE CADILLAC DEALERSHIP THIS IS A COMMON PROBLEM WITH THE CADILLAC NORTH STAR ENGINE. THE ENGINE SHUTS OFFS WHEN THE CAR RUNS HOT AND MY SAFETY WAS IN JEOPARDY DUE TO THIS KNOWN FAILURE. GM SHOULD FIX THESE KNOWN SAFETY ISSUES WITH CARS WITH THIS ISSUE AT NO COST TO THE CUSTOMER. THESE ISSUES NORMALLY RANGE FROM $1000-$4000 TO REPAIR. *TR”
“2001 CADILLAC DEVILLE HAS A STALLING PROBLEM. CONSUMER WANTS TO KNOW WHY GM HAS NOT ISSUED A RECALL FOR THIS PROBLEM. *NJ THE CONSUMER WAS TOLD THAT ONE OF THE TWO CRANKSHAFT SENSORS APPEARED TO BE THE REASON FOR THE STALLING, BUT THE CONSUMER WOULD BE RESPONSIBLE FOR THE COST OF THE REPAIR. *JB”
“ENGINE OVERHEATED AND WAS TAKEN TO DEALERSHIP. THEY ARE SAYING THAT THE CAUSE OF THIS IS THE BOLTS HOLDING THE ENGINE BLOCK TOGETHER GOT LOOSE, AND THIS IS A COMMON PROBLEM WITH THIS ENGINES. THE COST OF REPAIR WILL BE MORE THAN $4000 . THE EXTENDED WARRANTY WILL NOT COVERED THIS BECAUSE THEY SAID IS A MANUFACTURER DEFECT. I CHECK ON LINE AND A LOT OF PEOPLE ARE HAVING THE SAME PROBLEM,. ( IT WILL ALSO USE AN EXTRA QT OF OIL BETWEEN OIL CHANGES.) EVERY SAYS THIS IS NORMAL FOR THIS ENGINES. SO MY QUESTION IS: IF EVERY BODY KNOWS ABOUT THE PROBLEMS WITH THE NORTH STAR ENGINE, WHY IS IT THAT CADILLAC IS NOT FORCED TO RECALL ALL THIS CARS AND PAY FOR THEIR DEFECTIVE ENGINE REPAIRS???????? *TR”
Showing 6 of 37 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.