2009 Mercedes-Benz C300 problems by component
576 owner complaints filed with NHTSA for the 2009 Mercedes-Benz C300, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Electrical System → | 198 | 34% | 71,000 mi |
| Air Bags → | 182 | 32% | 74,996 mi |
| Steering → | 136 | 24% | 74,200 mi |
| Exterior Lighting → | 118 | 20% | 60,000 mi |
| Suspension → | 36 | 6% | 90,500 mi |
| Structure → | 27 | 5% | 92,100 mi |
| Electronic Stability Control (esc) → | 20 | 3% | 85,150 mi |
| Service Brakes → | 19 | 3% | 54,000 mi |
| Engine → | 16 | 3% | 70,000 mi |
| Tires | 9 | 2% | — |
| Seat Belts | 8 | 1% | — |
| Vehicle Speed Control | 8 | 1% | — |
| Engine and Engine Cooling | 6 | 1% | — |
| Power Train | 5 | 1% | — |
| Fuel/propulsion System | 4 | 1% | — |
| Wheels | 4 | 1% | — |
| Seats | 3 | 1% | — |
| Service Brakes, Hydraulic | 2 | 0% | — |
| Equipment | 1 | 0% | — |
| Fuel System, Gasoline | 1 | 0% | — |
| Interior Lighting | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.