1991 Cadillac Seville: Reliability Data

Source: NHTSA — 28 complaints
28
Total Complaints
AIR BAGS:FRONTAL
Top Issue
8
Crash Reports

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS:FRONTAL
4
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
4
EXTERIOR LIGHTING:HEADLIGHTS
2
SEAT BELTS:FRONT:WEBBING
1
ELECTRICAL SYSTEM:IGNITION:MODULE
1
SEATS:FRONT ASSEMBLY:RECLINER
1
POWER TRAIN:AUTOMATIC TRANSMISSION
1
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
1
ENGINE AND ENGINE COOLING:ENGINE
1
SEAT BELTS:FRONT:BUCKLE ASSEMBLY
1

Severity Assessment

8
Crashes
1
Fires
13
Injuries
1
Deaths

Sample Complaint Reports

"COMPUTER SYSTEM PROBLEM CAUSING THROTTLE TO STICK. TT"
"DRIVERS SIDE SHOULDER BELT DID NOT ENGAGE PROPERLY WHEN REAR ENDED ANOTHER VEHICLE. TT"
"AIR BAG DID NOT DEPLOY DURING ACCIDENT, RESULTING IN AN INJURY. TT"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28