2003 BMW 3 Series problems by component
73 owner complaints filed with NHTSA for the 2003 BMW 3 Series, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Exterior Lighting → | 23 | 32% | 80,000 mi |
| Air Bags → | 21 | 29% | 81,606 mi |
| Electrical System → | 12 | 16% | 105,152 mi |
| Structure | 5 | 7% | — |
| Latches/locks/linkages | 4 | 5% | — |
| Power Train | 4 | 5% | — |
| Suspension | 4 | 5% | — |
| Engine and Engine Cooling | 3 | 4% | — |
| Tires | 3 | 4% | — |
| Engine | 2 | 3% | — |
| Fuel System, Gasoline | 2 | 3% | — |
| Visibility | 2 | 3% | — |
| Child Seat | 1 | 1% | — |
| Electronic Stability Control | 1 | 1% | — |
| Fuel/propulsion System | 1 | 1% | — |
| Service Brakes | 1 | 1% | — |
| Service Brakes, Air | 1 | 1% | — |
| Service Brakes, Hydraulic | 1 | 1% | — |
| Vehicle Speed Control | 1 | 1% | — |
| Wheels | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.