2021 INFINITI QX50 owner complaints
Most named: engine
18 of 40 complaints
- Crashes
- 2
- Fires
- 0
- Injuries
- 4
- Deaths
- 0
Owner complaints to the US safety agency (NHTSA), 2021 models.
Components named most often
A complaint can name more than one component.
| Component | Complaints | Share of complaints |
|---|---|---|
| Engine | 18 | 45% |
| Electrical system | 8 | 20% |
| Engine and engine cooling | 7 | 18% |
| Forward collision avoidance | 7 | 18% |
| Transmission and drivetrain | 4 | 10% |
| Service brakes | 4 | 10% |
Complaints by model year
Rivals, 2021
| Rival | Complaints |
|---|---|
| Acura RDX | 114 |
| Toyota RAV4 Prime | 99 |
| Toyota 4Runner | 36 |
| Lexus NX | 17 |
| Mercedes-Benz GLB | 2 |
| BMW X2 | 0 |
What this cannot tell you
Counts, not rates. Sales volume differs by model.
Complaints are owner reports, not confirmed defects.
Source: NHTSA complaints data (api.nhtsa.gov), public domain. Collected 2026-10-05.
- Two or more sources agree
- One source
- Model-level or estimate
- Sources differ