2007 Mercedes-Benz CLS550 vs 2007 Saturn Ion
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 | 2007 Mercedes-Benz CLS550 | 2007 Saturn Ion |
|---|---|---|
| NHTSA complaints | 35 | 876 |
| Recall campaigns | 4 | 5 |
| Service bulletins (TSBs) | 72 | 835 |
| Investigations | 0 | 2 |
| Crash reports | 0 | 38 |
| Fire reports | 1 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 16 | 23–26 |
| Median reported incident mileage | 58,700 mi | 66,778 mi |
Reported problems side by side
| Component | Mercedes-Benz CLS550 | Saturn Ion |
|---|---|---|
| Steering | 1 | 408 |
| Electrical System | 2 | 215 |
| Fuel/propulsion System | 17 | 130 |
| Fuel System, Gasoline | 8 | 79 |
| Air Bags | 1 | 65 |
| Engine | 1 | 34 |
| Power Train | 4 | 19 |
| Suspension | 2 | 17 |
Symptoms owners describe
| Steering problems | 0 | 97 |
| Loss of power | 0 | 41 |
| Stalling | 0 | 38 |
| Check engine light | 0 | 24 |
| Rust / corrosion | 0 | 18 |
| Airbag warning light | 0 | 13 |
| Won’t start | 0 | 6 |
2007 Mercedes-Benz CLS550
2007 Saturn Ion
Compare all Mercedes-Benz CLS550 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.