The 1991 Cadillac Deville has 1 NHTSA recall campaign affecting an estimated 403,273 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 105 complaints with NHTSA, most often about the service brakes, hydraulic. Last updated July 5, 2026.
THE UPPER TRANSAXLE OIL COOLER HOSE CAN PULL OUT OF THE CRIMPED COUPLING AT THE TRANSAXLE END OF THE LINE ASSEMBLY.
IN THE EVENT OF SEPARATION OF THE COUPLING, AN OIL LEAK CAN OCCUR WHICH, WHEN EXPOSED TO AN IGNITION SOURCE, COULD RESULT IN AN ENGINE COMPARTMENT FIRE.
DEALERS WILL INSTALL A NEW UPPER TRANSAXLE OIL COOLER LINE TO THE TRANSAXLE.
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“Vehicle started leaking fuel underneath at the nylon fuel line. I had it repaired and it started leaking in a different location. Apparently the entire line is faulty and I cannot even seem to find a replacement. Fire hazard!”
“Tl* the contact owns a 1991 cadillac deville. The contact stated that the vehicle's door locking mechanism was faulty, which allowed the doors to open independently while driving. The vehicle was taken to an independent mechanic who diagnosed that the locks needed to be replaced. The vehicle was…”
“Tl* the contact owns a 1991 cadillac deville. The contact stated that the vehicle's door locking mechanism was faulty, which allowed the doors to open independently while driving. The vehicle was taken to an independent mechanic who diagnosed that the locks needed to be replaced. The vehicle was…”
“My 1991 cadillac deville has had a problem (as had the 1985 cadillac) with sudden acceleration/engine racing. This is most noticeable when the car is stopped at a signal or stop sign. Though my foot will be firmly on the brake pedal, the car engine races and then the car lurches forward. My…”
“My 1991 cadillac deville has had a problem (as had the 1985 cadillac) with sudden acceleration/engine racing. This is most noticeable when the car is stopped at a signal or stop sign. Though my foot will be firmly on the brake pedal, the car engine races and then the car lurches forward. My…”
“My 1991 cadillac deville has had a problem (as had the 1985 cadillac) with sudden acceleration/engine racing. This is most noticeable when the car is stopped at a signal or stop sign. Though my foot will be firmly on the brake pedal, the car engine races and then the car lurches forward. My…”
“Power steering pump overheats & leaks. Replaced twice. Returned to mechanic 4/2/08 for 3rd replacement. Pump got so hot the dipstick melted. *tr”
“At the end of short 20 mile trip as I was pulling into the driveway, I noticed smoke & flames coming out of hood / engine. The action of driving, parking and fire was simultaneous. I can not say for certain the order in which the three events happened. The engine was on fire. I left the car in…”
There is no summary currently available
There is no summary currently available
There is no summary currently available
There is no summary currently available
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1991 Cadillac Deville as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.