2021 Ford F-350 Fuel System Problems
NHTSA lists 38 fuel system complaints for the 2021 Ford F-350, 40% of all complaints filed for this year, with a median failure mileage of 112,500. Four related recalls cover fuel pump and PCM software issues, including campaign 24V957000 for the diesel fuel pump.
- Fuel System complaints
- 38
- 40% of 96
- Crashes reported
- 0
- Fires reported
- 1
- Injuries reported
- 0
- Median mileage
- 112,500 mi
- Related recalls
- 4
Typical fuel system symptoms owners report
- Engine stalls without warning while turning, stopping, or accelerating, sometimes triggering check engine codes P0191 or P0171 tied to fuel rail pressure.
- Loss of motive power on the highway, with a warning light telling the driver to pull over before the truck loses power.
- Diesel fuel pump failures reported by owners waiting for recall parts under campaign 24V957000, with some trucks failing before the recall notice arrived.
- Delayed throttle response of two to three seconds after letting off the accelerator, described as dangerous when merging or avoiding traffic.
- High-pressure fuel pump failure with metal shavings found in the fuel system after the vehicle shut down and would not restart.
- One reported engine fire that owners attributed to an engine malfunction.
When 2021 Ford F-350 fuel system complaints were filed
First complaint Nov 17, 2021, latest Sep 3, 2026.
Fuel System recalls for the 2021 Ford F-350
- NHTSA 26V158000Mar 17, 2026Fuel System9,839 vehicles
Fuel system, diesel:delivery:fuel pump
Ford Motor Company (Ford) is recalling certain 2020-2022 F-Super Duty F250, F350, F450, F550, 2021-2022 F600, and 2022 F750 vehicles previously repaired incorrectly under recall number 24V957. Biodiesel deposits may form on the pump drivetrain roller components, which could lead to failure of the high pressure fuel pump.
Risk: High pressure fuel pump failure can cause a loss of drive power, increasing the risk of a crash.
Remedy: Dealers will update the powertrain control module (PCM) software, free of charge. Owner notification letters were mailed mailed April 7, 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 26S17. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on March 18, 2026.
- NHTSA 25V455000Jul 7, 2025Fuel System850,318 vehicles
Fuel system, gasoline:delivery:fuel pump
Ford Motor Company (Ford) is recalling certain 2021-2023 Bronco, Explorer, Lincoln Aviator, F-250 SD, F-350 SD, F-450 SD, F-550 SD, 2021-2022 Lincoln Navigator, Mustang, F-150, and 2022 Expedition vehicles. The low-pressure fuel pump may fail, which can result in an engine stall while driving.
Risk: An engine stall increases the risk of a crash.
Remedy: Dealers will replace the low pressure fuel pump on super duty vehicles and update the powertrain control module (PCM) software on all other affected vehicles, free of charge. Owner notification letters were mailed July 27, 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S75.
- NHTSA 24V957000Dec 20, 2024Fuel System295,449 vehicles
Fuel system, diesel:delivery:fuel pump
Ford Motor Company (Ford) is recalling certain 2020-2022 F-Super Duty F250, F350, F450, F550, F600, and 2021-2022 F-650, F750 vehicles. Biodiesel deposits may form on the pump drivetrain roller components, which could lead to failure of the high pressure fuel pump.
Risk: High pressure fuel pump failure can cause a loss of drive power, increasing the risk of a crash.
Remedy: Dealers will update the powertrain control module (PCM) and Transmission Control Module (TCM) software, free of charge. Owner notification letters were mailed January 23, 2026. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 24S78.
- NHTSA 22V013000Jan 14, 2022Fuel System19,697 vehicles
Fuel system, diesel
Ford Motor Company (Ford) is recalling certain 2021 Super Duty F-250, F-350, F-450, F-550, F-600, and Medium Duty F-650 and F-750 vehicles equipped with 6.7L diesel engines. A small void may be present in the top-center of the vehicle's underhood secondary fuel filter cap, which may progress to a pinhole over time, allowing fuel to leak from the top of the secondary fuel filter.
Risk: A fuel leak in the presence of an ignition source can increase the risk of a fire or injury.
Remedy: Dealers will replace the primary and secondary fuel filters, free of charge. Owner notification letters were mailed January 28, 2022. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 22S01.
Fuel System complaints by F-350 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many fuel system complaints does the 2021 Ford F-350 have?
- NHTSA lists 38 fuel system complaints for the 2021 F-350, which is 40% of all complaints filed for that model year, the highest share of any F-350 year in the data.
- Is there a fuel system recall for the 2021 Ford F-350?
- Yes. Four recalls touch the fuel system: 26V158000 and 24V957000 for biodiesel deposits affecting the fuel pump drivetrain, 25V455000 for a low-pressure fuel pump, and 22V013000 for a void in the fuel filter.
- At what mileage do 2021 F-350 fuel system problems usually appear?
- The median mileage at failure reported to NHTSA is 112,500 miles.
- Did the fuel system problems cause any crashes or fires?
- NHTSA data shows 0 crashes and 1 fire linked to the 38 fuel system complaints for this year, with 0 injuries reported.
- What symptoms do owners report before the fuel pump fails?
- Owners describe sudden engine stalling while driving, loss of power with a warning light, delayed throttle response, and metal shavings found after high-pressure fuel pump failure.