1991 Buick Century vs 1991 Mercury Sable
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 7, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 1991 Buick Century | 1991 Mercury Sable |
|---|---|---|
| NHTSA complaints | 38 | 221 |
| Recall campaigns | 0 | 0 |
| Service bulletins (TSBs) | 1 | 66 |
| Investigations | 1 | 8 |
| Crash reports | 7 | 11 |
| Fire reports | 2 | 9 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 19–22 | 18–21 |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | Buick Century | Mercury Sable |
|---|---|---|
| Power Train | 3 | 101 |
| Engine and Engine Cooling | 5 | 56 |
| Service Brakes, Hydraulic | 9 | 19 |
| Steering | 0 | 27 |
| Electrical System | 8 | 16 |
| Structure | 1 | 20 |
| Vehicle Speed Control | 5 | 7 |
| Air Bags | 0 | 10 |
Symptoms owners describe
| Stalling | 0 | 9 |
| Rust / corrosion | 0 | 5 |
1991 Buick Century
1991 Mercury Sable
Compare all Buick Century vs Mercury Sable years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.