1991 Cadillac Seville problems & reliability
21 owner complaints filed with NHTSA for the 1991 Cadillac Seville. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
5 complaints report injuries (10 injured, 1 deaths reported).
Federal crash records (FARS 2020–2023): 1991 Cadillac Seville vehicles were involved in 1 fatal crash with 0 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Service Brakes, Hydraulic | 5 | 24% |
| Air Bags | 3 | 14% |
| Electrical System | 3 | 14% |
| Vehicle Speed Control | 3 | 14% |
| Exterior Lighting | 2 | 10% |
| Seat Belts | 2 | 10% |
| Engine and Engine Cooling | 1 | 5% |
| Equipment | 1 | 5% |
| Fuel System, Gasoline | 1 | 5% |
| Interior Lighting | 1 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Complaints by incident year
What owners report
“Lights shut off without warning @10pm on a small paved highway with very little traffic. My wife managed to come to a halt without incident while I reached over and pressed on the manual headlight switch, which came on. Had there been an accident whith some injuries or death there would have been alot of questions to…”
Exterior Lighting · filed Dec 13, 2000
“Vehcile would involuntarily accelerate without warning. Mechanic unhooked cable to the idle speed monitor to keep from accelerating. Vehicle had started to cut off, battery indicator read low. Consumer got a jump, found out itwas fine & car was flooding.*ak”
Electrical System · filed Oct 26, 2000
“There is a technical services bulletin 331708 issued on cadillacs 1998-1992, but the dealer I contacted said after 5 years they don't do anything. What should I do next?”
Unknown OR Other · filed Nov 29, 1999
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
4 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 1991 Cadillac Seville.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
130089009 · Service Bulletin/Repair Instructions · issued Sep 1, 2013
Cold start rattle noise (diagnosis/service procedure). *tw
577106A · Service Bulletin/Repair Instructions · issued Feb 1, 1997
Cold start rattle noise. *tw
577106A · Service Bulletin/Repair Instructions · issued Dec 1, 1996
Cold start rattle noise. *tw
577106 · Service Bulletin/Repair Instructions · issued Feb 1, 1995
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
No NHTSA recall campaigns name the 1991 Cadillac Seville in our current data. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 1991 Cadillac Seville?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.