IllustrationTHE IGNITION WAS TURNED OFF AND THE WINDOW LOCK SWITCH FAILED, CONSUMERS GRANDCHILD WAS STICKING HER HEAD OUT THE WINDOW WHEN ALL OF A SUDDEN THE CHILDS NECK AND HEAD WERE BEING SQUEEZED BETWEEN THE WINDOW AND FRAME, CHILD SUFFERED MINOR INJURIES.*YH
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.
Counts are not adjusted for sales, age, mileage exposure or reporting. A lower count does not establish that a car is problem-free.
About this comparison →87Owner complaints
Model-year median: 44
1Recall campaignsView recall details →
4InvestigationsView investigation details →
Check a VIN with NHTSA ↗ Model-level counts do not show whether a particular VIN is affected or repaired.
Inspection summary
1991 Cadillac Deville
NHTSA snapshot: September 18, 2026. 87 owner complaints · 1 recall campaigns · 4 investigations.
Counts are not failure probabilities and are not adjusted for sales, age, mileage exposure or reporting. One report may name several categories. Comparison method and limitations.
Top reported categories (up to 5)
- Service Brakes, Hydraulic: 28 reports
- Engine And Engine Cooling: 15 reports
- Electrical System: 11 reports
- Fuel System, Gasoline: 9 reports
- Power Train: 7 reports
Full reported-category list and vehicle report
Recall links
Check a VIN with NHTSA. Model-level history does not establish whether a particular VIN is affected or repaired.
Print the top reported categories, recall links, snapshot date and comparison limits.
How this year compares
Owner complaints by model year
Compare all Deville years →Counts vary with age, sales, mileage exposure 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
Visibility complaints
2 reportsDEFROSTER/HEATER FAILED. *SD
Recall campaigns
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 ↗
Defect 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
An investigation is not a finding of a defect, and closure does not prove a vehicle is problem-free.