IllustrationWATER PUMP FAILED, CAUSING WATER LEAK/HEATER TO FAIL. *AK
1991 Cadillac Deville
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 1991 Cadillac Deville do not stand out strongly from the model-year median of 44.
About this comparison →How this year compares
Owner complaints by model year
Compare all Deville years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 6 of 87 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Service Brakes, Hydraulic. Review the 28 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 15 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
8 crash reports9 fire reports7 injury reports
What owners actually said
87 reportsSEARS BATTERY CAUSES VEHICLE TO LOOSE GAS MILEAGE. EVEN WHEN THE COMPUTERS BEEN RESET. TT
CATALYTIC CONVERTER CLOGGED, CAUSING VEHICLE TO STALL. *TW
ABS BRAKES; RELAY/VALVE ASSEMBLY FAILED, RESULTING IN NO OPERATION OF ABS SYSTEM. TT
VEHICLE CAUGHT FIRE. TT
BOTH REAR ANTI-LOCK SENSORS ARE NONFUNCTIONAL, WHICH RENDERS ABS INOPERABLE. TT
VEHICLE CAUGHT ON FIRE IN ENGINE COMPARTMENT WHILE DRIVING. TT
Official recalls
194V199000 · Power Train:axle Assembly
Oct 13, 1994
THE UPPER TRANSAXLE OIL COOLER HOSE CAN PULL OUT OF THE CRIMPED COUPLING AT THE TRANSAXLE END OF THE LINE ASSEMBLY.
Consequence & remedy
Consequence: 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.
Remedy: DEALERS WILL INSTALL A NEW UPPER TRANSAXLE OIL COOLER LINE TO THE TRANSAXLE.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
4EA93011 · Fuel Line Failure
Opened May 3, 1993 · Closed May 31, 1994
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
There is no summary currently available
PE93007 · Fuel Line Failure
Opened Feb 10, 1993 · Closed May 3, 1993
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
There is no summary currently available
EA91019 · Engine Compartment Fires
Opened Mar 22, 1991 · Closed Mar 25, 1992
Status: closed (inferred from source dates) · Engine And Engine Cooling
There is no summary currently available
PE91016 · Engine Compartment Fires
Opened Nov 26, 1990 · Closed Mar 22, 1991
Status: closed (inferred from source dates) · Engine And Engine Cooling
There is no summary currently available