2020 Infiniti QX50 engine problems
17 owner complaints filed with NHTSA name the engine on the 2020 Infiniti QX50 — 53% of all complaints for this model year.
What owners report
“The contact owns a 2020 Infiniti QX50. The contact stated that while driving 75 MPH, the check engine warning light illuminated, and the RPM became elevated. The vehicle was taken to the dealer, where an unknown recall repair was performed. The contact stated that the engine was replaced. The…”
filed Sep 2, 2026
“Engine lost all power and car seemed to be locked in low gear while attempting to drive down the road. Took the car to Infiniti dealership which said there was a recall and they inspected the vehicle. Mechanic inspected the vehicle and said it fit all requirements to be replaced by engine recall…”
filed Sep 2, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Engine bearings may have manufacturing defects that can lead to engine failureCampaign 25V437000 · Jun 27, 2025
Engine problems in other QX50 years
| Year | Reports | Share |
|---|---|---|
| 2021 QX50 | 18 | 45% |
| 2019 QX50 | 53 | 38% |
| 2016 QX50 | 5 | 26% |
Other reported problem areas on the 2020 Infiniti QX50
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.