1999 Chevrolet Prizm vs 1999 Kia Sephia
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 | 1999 Chevrolet Prizm | 1999 Kia Sephia |
|---|---|---|
| NHTSA complaints | 36 | 428 |
| Recall campaigns | 0 | 2 |
| Service bulletins (TSBs) | 30 | 15 |
| Investigations | 0 | 8 |
| Crash reports | 8 | 50 |
| Fire reports | 2 | 42 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 26–29 | 23–24 |
| Median reported incident mileage | — | 59,000 mi |
Reported problems side by side
| Component | Chevrolet Prizm | Kia Sephia |
|---|---|---|
| Service Brakes, Hydraulic | 1 | 169 |
| Engine and Engine Cooling | 5 | 88 |
| Power Train | 0 | 71 |
| Electrical System | 5 | 63 |
| Air Bags | 11 | 37 |
| Fuel System, Gasoline | 1 | 43 |
| Steering | 2 | 23 |
| Structure | 2 | 17 |
Symptoms owners describe
| Stalling | 0 | 40 |
| Vibration / shaking | 0 | 38 |
| Brake problems | 0 | 15 |
| Hesitation / surging | 0 | 11 |
| Won’t start | 0 | 9 |
| Overheating | 0 | 9 |
| Check engine light | 0 | 7 |
| Electrical failures | 0 | 7 |
1999 Chevrolet Prizm
1999 Kia Sephia
Compare all Chevrolet Prizm vs Kia Sephia 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.