2005 Audi S4 vs 2005 Saturn Ion
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 | 2005 Audi S4 | 2005 Saturn Ion |
|---|---|---|
| NHTSA complaints | 43 | 573 |
| Recall campaigns | 2 | 3 |
| Service bulletins (TSBs) | 213 | 584 |
| Investigations | 0 | 2 |
| Crash reports | 2 | 31 |
| Fire reports | 0 | 4 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 16 | 23–26 |
| Median reported incident mileage | 56,000 mi | 62,085 mi |
Reported problems side by side
| Component | Audi S4 | Saturn Ion |
|---|---|---|
| Steering | 1 | 265 |
| Electrical System | 5 | 227 |
| Exterior Lighting | 33 | 31 |
| Air Bags | 4 | 34 |
| Power Train | 1 | 28 |
| Engine | 1 | 22 |
| Fuel/propulsion System | 0 | 21 |
| Engine and Engine Cooling | 3 | 15 |
Symptoms owners describe
| Steering problems | 0 | 62 |
| Stalling | 0 | 46 |
| Won’t start | 0 | 30 |
| Loss of power | 0 | 26 |
| Check engine light | 0 | 11 |
| Rust / corrosion | 0 | 6 |
| Airbag warning light | 0 | 5 |
2005 Audi S4
2005 Saturn Ion
Compare all Audi S4 vs Saturn Ion 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.