1991 Buick Regal vs 1991 Infiniti Q45
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 8, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 1991 Buick Regal | 1991 Infiniti Q45 |
|---|---|---|
| NHTSA complaints | 200 | 34 |
| Recall campaigns | 1 | 0 |
| Service bulletins (TSBs) | 9 | 30 |
| Investigations | 8 | 3 |
| Crash reports | 14 | 3 |
| Fire reports | 5 | 4 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 20 | 17 |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | Buick Regal | Infiniti Q45 |
|---|---|---|
| Service Brakes, Hydraulic | 114 | 6 |
| Structure | 20 | 1 |
| Engine and Engine Cooling | 15 | 4 |
| Electrical System | 12 | 4 |
| Seat Belts | 14 | 0 |
| Steering | 12 | 0 |
| Power Train | 7 | 4 |
| Suspension | 6 | 5 |
Symptoms owners describe
| Rust / corrosion | 27 | 0 |
| Brake problems | 14 | 0 |
| Steering problems | 5 | 0 |
1991 Buick Regal
1991 Infiniti Q45
Compare all Buick Regal vs Infiniti Q45 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.