2026 Toyota Grand Highlander problems by component
38 owner complaints filed with NHTSA for the 2026 Toyota Grand Highlander, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Structure | 9 | 24% | — |
| Engine | 6 | 16% | — |
| Fuel/propulsion System | 5 | 13% | — |
| Forward Collision Avoidance | 2 | 5% | — |
| Service Brakes | 2 | 5% | — |
| Visibility/wiper | 2 | 5% | — |
| Air Bags | 1 | 3% | — |
| Electrical System | 1 | 3% | — |
| Lane Departure | 1 | 3% | — |
| Power Train | 1 | 3% | — |
| Seat Belts | 1 | 3% | — |
| Seats | 1 | 3% | — |
| Vehicle Speed Control | 1 | 3% | — |
| Visibility | 1 | 3% | — |
| Wheels | 1 | 3% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.