1998 GMC Sierra problems by component
190 owner complaints filed with NHTSA for the 1998 GMC Sierra, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Service Brakes, Hydraulic → | 56 | 29% | 70,000 mi |
| Visibility → | 32 | 17% | 80,000 mi |
| Power Train → | 15 | 8% | — |
| Steering → | 15 | 8% | — |
| Engine and Engine Cooling → | 11 | 6% | — |
| Suspension → | 11 | 6% | — |
| Seat Belts → | 10 | 5% | — |
| Electrical System | 9 | 5% | — |
| Fuel System, Gasoline | 9 | 5% | — |
| Air Bags | 6 | 3% | — |
| Vehicle Speed Control | 6 | 3% | — |
| Service Brakes | 4 | 2% | — |
| Structure | 4 | 2% | — |
| Tires | 4 | 2% | — |
| Equipment | 3 | 2% | — |
| Fuel System, Other | 3 | 2% | — |
| Latches/locks/linkages | 3 | 2% | — |
| Exterior Lighting | 2 | 1% | — |
| Service Brakes, Air | 2 | 1% | — |
| Child Seat | 1 | 1% | — |
| Fuel/propulsion System | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.