1999 GMC Sonoma problems by component
57 owner complaints filed with NHTSA for the 1999 GMC Sonoma, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Power Train | 8 | 14% | — |
| Seats | 8 | 14% | — |
| Structure | 8 | 14% | — |
| Service Brakes, Hydraulic | 7 | 12% | — |
| Air Bags | 6 | 11% | — |
| Electrical System | 4 | 7% | — |
| Engine and Engine Cooling | 4 | 7% | — |
| Fuel System, Gasoline | 3 | 5% | — |
| Seat Belts | 3 | 5% | — |
| Steering | 3 | 5% | — |
| Vehicle Speed Control | 3 | 5% | — |
| Exterior Lighting | 2 | 4% | — |
| Service Brakes | 2 | 4% | — |
| Suspension | 2 | 4% | — |
| Equipment | 1 | 2% | — |
| Tires | 1 | 2% | — |
| Visibility | 1 | 2% | — |
| Wheels | 1 | 2% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.