2021 Ford F-150 engine problems
82 owner complaints filed with NHTSA name the engine on the 2021 Ford F-150 — 8% of all complaints for this model year.
What owners report
“I am reporting a severe safety defect where Ford Motor Company's sequential safety recall software updates are actively corrupting powertrain modules and inducing physical mechanical failures while the vehicle is in operation.Following the completion of the 24S55 Engine Intake Valve Recall (which…”
filed Sep 11, 2026
“The contact owns a 2021 Ford F-150. The contact stated that the vehicle failed to start whenever the outside temperature was hot. The contact stated that the vehicle stalled. The vehicle started and then shut down. There were no warning lights illuminated. The local dealer was contacted and…”
filed Aug 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Engine intake valves may break while driving, which can result in engine failure and a…Campaign 24V635000 · Aug 23, 2024
Related service bulletins
Customer Satisfaction Program 25M01 Certain 2021 Model Year F-150 3.0L Diesel Engine and 2020-2022 Model Year Super Duty with 6.7L Diesel Engine Nitrogen Oxide (NOx) Sensor Replacement, If Required After Dealer…
25M01 · Other · issued Jul 28, 2026
Engine problems in other F-150 years
| Year | Reports | Share |
|---|---|---|
| 2025 F-150 | 4 | 4% |
| 2024 F-150 | 11 | 6% |
| 2023 F-150 | 27 | 7% |
| 2022 F-150 | 38 | 6% |
| 2020 F-150 | 127 | 18% |
| 2019 F-150 | 319 | 24% |
| 2018 F-150 | 503 | 22% |
| 2017 F-150 | 311 | 22% |
| 2016 F-150 | 317 | 16% |
| 2015 F-150 | 264 | 15% |
| 2014 F-150 | 178 | 12% |
| 2013 F-150 | 547 | 18% |
Other reported problem areas on the 2021 Ford F-150
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.