2003 Buick Regal vs 2003 Nissan Altima
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 | 2003 Buick Regal | 2003 Nissan Altima |
|---|---|---|
| NHTSA complaints | 101 | 883 |
| Recall campaigns | 3 | 4 |
| Service bulletins (TSBs) | 426 | 101 |
| Investigations | 0 | 1 |
| Crash reports | 5 | 41 |
| Fire reports | 14 | 13 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 19–20 | 19–23 |
| Median reported incident mileage | 96,258 mi | 85,000 mi |
Reported problems side by side
| Component | Buick Regal | Nissan Altima |
|---|---|---|
| Engine and Engine Cooling | 10 | 450 |
| Engine | 26 | 117 |
| Structure | 1 | 126 |
| Electrical System | 35 | 89 |
| Power Train | 7 | 34 |
| Vehicle Speed Control | 2 | 33 |
| Air Bags | 3 | 28 |
| Fuel System, Gasoline | 1 | 28 |
Symptoms owners describe
| Stalling | 15 | 235 |
| Rust / corrosion | 5 | 107 |
| Check engine light | 0 | 129 |
| Oil consumption | 0 | 40 |
| Hesitation / surging | 0 | 36 |
| Loss of power | 0 | 28 |
| Won’t start | 0 | 21 |
| Vibration / shaking | 0 | 14 |
2003 Buick Regal
2003 Nissan Altima
Compare all Buick Regal vs Nissan Altima 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.