1998 Cadillac Deville vs 1998 Pontiac Bonneville
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 | 1998 Cadillac Deville | 1998 Pontiac Bonneville |
|---|---|---|
| NHTSA complaints | 237 | 277 |
| Recall campaigns | 1 | 1 |
| Service bulletins (TSBs) | 78 | 51 |
| Investigations | 3 | 2 |
| Crash reports | 14 | 9 |
| Fire reports | 1 | 28 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 18 | 19–20 |
| Median reported incident mileage | 76,000 mi | 71,863 mi |
Reported problems side by side
| Component | Cadillac Deville | Pontiac Bonneville |
|---|---|---|
| Engine and Engine Cooling | 33 | 194 |
| Electrical System | 21 | 28 |
| Exterior Lighting | 43 | 4 |
| Fuel System, Gasoline | 8 | 33 |
| Air Bags | 34 | 4 |
| Service Brakes, Hydraulic | 32 | 4 |
| Visibility | 17 | 8 |
| Steering | 15 | 7 |
Symptoms owners describe
| Stalling | 16 | 43 |
| Overheating | 9 | 24 |
| Vibration / shaking | 8 | 0 |
| Hesitation / surging | 5 | 7 |
| Check engine light | 0 | 11 |
1998 Cadillac Deville
1998 Pontiac Bonneville
Compare all Cadillac Deville vs Pontiac Bonneville 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.