2020 Mercedes-Benz GLC 300 problems by component
67 owner complaints filed with NHTSA for the 2020 Mercedes-Benz GLC 300, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Engine → | 20 | 30% | — |
| Back Over Prevention | 7 | 10% | — |
| Electrical System | 5 | 7% | — |
| Exterior Lighting | 5 | 7% | — |
| Forward Collision Avoidance | 5 | 7% | — |
| Steering | 5 | 7% | — |
| Fuel/propulsion System | 4 | 6% | — |
| Power Train | 4 | 6% | — |
| Service Brakes | 3 | 4% | — |
| Structure | 3 | 4% | — |
| Air Bags | 2 | 3% | — |
| Vehicle Speed Control | 2 | 3% | — |
| Lane Departure | 1 | 1% | — |
| Seats | 1 | 1% | — |
| Suspension | 1 | 1% | — |
| Visibility | 1 | 1% | — |
| Visibility/wiper | 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%.