2021 Ford F-350 SD fuel/propulsion system problems
12 owner complaints filed with NHTSA name the fuel/propulsion system on the 2021 Ford F-350 SD — 13% of all complaints for this model year.
What owners report
“Vehicle Safety Complaint – 2021 Ford F-350 I am submitting this complaint regarding a safety-related failure involving my 2021 Ford F-350. While driving under normal conditions, the vehicle suddenly entered “limp mode,” resulting in a significant and immediate loss of power. Approximately 20 miles…”
filed May 1, 2026
“Repair remedy has not been addressed. Leaving the vehicle owners footing the bill when a fuel system problem arises. It's been since 2024 and FMC has not done anything about it. Dec 20,2024 Manufacturer Recall Number24S78 NHTSA Recall Number24V957 Recall StatusRecall Incomplete, remedy not yet…”
filed Apr 8, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other F-350 SD years
| Year | Reports | Share |
|---|---|---|
| 2023 F-350 SD | 2 | 5% |
| 2022 F-350 SD | 6 | 6% |
| 2020 F-350 SD | 12 | 6% |
| 2019 F-350 SD | 13 | 3% |
| 2018 F-350 SD | 4 | 2% |
| 2017 F-350 SD | 23 | 4% |
| 2016 F-350 SD | 16 | 8% |
| 2015 F-350 SD | 22 | 11% |
| 2012 F-350 SD | 1 | 3% |
| 2011 F-350 SD | 4 | 9% |
| 2010 F-350 SD | 1 | 2% |
| 2008 F-350 SD | 2 | 2% |
Other reported problem areas on the 2021 Ford F-350 SD
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.