2008 Kia Optima problems by component
143 owner complaints filed with NHTSA for the 2008 Kia Optima, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Air Bags → | 57 | 40% | 64,500 mi |
| Engine → | 18 | 13% | 96,000 mi |
| Power Train → | 18 | 13% | 130,000 mi |
| Electrical System → | 15 | 10% | 106,000 mi |
| Exterior Lighting | 8 | 6% | — |
| Vehicle Speed Control | 7 | 5% | — |
| Visibility | 7 | 5% | — |
| Visibility/wiper | 7 | 5% | — |
| Engine and Engine Cooling | 5 | 3% | — |
| Structure | 5 | 3% | — |
| Seats | 4 | 3% | — |
| Service Brakes, Hydraulic | 4 | 3% | — |
| Steering | 4 | 3% | — |
| Fuel/propulsion System | 3 | 2% | — |
| Suspension | 3 | 2% | — |
| Tires | 3 | 2% | — |
| Fuel System, Gasoline | 2 | 1% | — |
| Seat Belts | 2 | 1% | — |
| Service Brakes | 2 | 1% | — |
| Electronic Stability Control (esc) | 1 | 1% | — |
| Latches/locks/linkages | 1 | 1% | — |
| Other/i AM Not Sure | 1 | 1% | — |
| Service Brakes, Air | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.