2004 Chevrolet Impala vs 2004 Toyota Avalon
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 | 2004 Chevrolet Impala | 2004 Toyota Avalon |
|---|---|---|
| NHTSA complaints | 1,072 | 205 |
| Recall campaigns | 4 | 3 |
| Service bulletins (TSBs) | 495 | 126 |
| Investigations | 0 | 0 |
| Crash reports | 44 | 27 |
| Fire reports | 21 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 20–22 | 22 |
| Median reported mileage | 70,000 mi | 68,886 mi |
Reported problems side by side
| Component | Chevrolet Impala | Toyota Avalon |
|---|---|---|
| Electrical System | 681 | 11 |
| Air Bags | 30 | 127 |
| Exterior Lighting | 104 | 1 |
| Steering | 62 | 28 |
| Engine | 71 | 3 |
| Vehicle Speed Control | 41 | 25 |
| Service Brakes, Hydraulic | 51 | 4 |
| Power Train | 47 | 4 |
Symptoms owners describe
| Won’t start | 73 | 0 |
| Stalling | 50 | 6 |
| Overheating | 29 | 0 |
| Vibration / shaking | 19 | 0 |
| Check engine light | 14 | 0 |
| Shifting problems | 14 | 0 |
| Rust / corrosion | 14 | 0 |
| Clunking / rattling | 12 | 0 |
2004 Chevrolet Impala
2004 Toyota Avalon
Compare all Chevrolet Impala vs Toyota Avalon 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.