2021 RAM Promaster problems by component
109 owner complaints filed with NHTSA for the 2021 RAM Promaster, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Back Over Prevention → | 24 | 22% | 37,000 mi |
| Electrical System → | 19 | 17% | — |
| Lane Departure → | 14 | 13% | — |
| Power Train → | 12 | 11% | — |
| Service Brakes | 8 | 7% | — |
| Engine and Engine Cooling | 7 | 6% | — |
| Wheels | 7 | 6% | — |
| Engine | 6 | 6% | — |
| Seat Belts | 6 | 6% | — |
| Equipment | 5 | 5% | — |
| Steering | 4 | 4% | — |
| Structure | 4 | 4% | — |
| Fuel/propulsion System | 3 | 3% | — |
| Suspension | 3 | 3% | — |
| Tires | 2 | 2% | — |
| Vehicle Speed Control | 2 | 2% | — |
| Visibility/wiper | 2 | 2% | — |
| Exterior Lighting | 1 | 1% | — |
| Fuel System, Other | 1 | 1% | — |
| Seats | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.