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2020 Ford F-550 Fuel system Problems

Owner-reported complaints naming the fuel system system, filed with NHTSA

Data refreshed

Fuel system reportsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
8
Latest Jul 29, 2026
Share of all reportsThis category as a share of every owner report on file for this model year. One report can name more than one component, so the categories overlap.
47%
of 17 total
Crash or fire reportedReports in this category whose submitter recorded that a crash or a fire occurred. The reporter's own answer on the NHTSA form, not a verified finding.
1
Injuries or deaths reportedTotals the submitters entered on their own reports in this category. Not verified by NHTSA and not a casualty statistic.
0

What this page shows

Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks. Every record below is an owner-reported complaint about the 2020 Ford F-550 submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 8 reports on file name it.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Owner reports naming fuel system

Shown in the owner’s own words, exactly as filed

Fuel system
Filed Jul 29, 2026

The contact owns a 2020 Ford F-550. The contact stated that while the vehicle was parked, it was discovered that there was metal deposits inside the system causing the fuel pump failure. The contact associated the failure with NHTSA Campaign Number: 24V957000 (Fuel System, Diesel). The dealer was contacted but failed to retrieve the correct diagnostic trouble codes related to the recall. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 150,000.

NHTSA ID
11753603
Incident
Jan 15, 2026
Mileage
150,000 mi
Fuel system
Filed Apr 11, 2026
Fire reported

I had my truck serviced, engine oil and fuel filters replaced, I picked up truck and while driving home, engine loss of power came on screen, truck then stalled, I observed smoke coming from under the hood, I exited vehicle to try and open hood, but flames were already present, I called 911 fire department came and put fire out. truck is a total loss. Fire Capt observed that fire seem to have started near the fuel filter housing, I was fortunate to escape the cab along with my dog, I have read several reports about filter housing leaking and starting fires, my brother inlaw, actually had the same issue, filter split causing fuel to leak, but fortunately he had just started the truck and was not driving very long before he smelled the fuel and was able to shut down the engine before it got hot and repolace the faulty filter housing.

NHTSA ID
11730539
Incident
Apr 1, 2026
EngineFuel system
Filed Apr 2, 2026

The contact owns a 2020 Ford F-550. The contact stated that while driving at 20 MPH, the fuel injector became inoperable. The check engine warning light became illuminated. The vehicle was taken to the local dealer, where it was diagnosed, and determined that the fuel injectors needed to be replaced. The vehicle was repaired. The manufacturer was contacted and confirmed that the part to repair the vehicle under NHTSA Campaign Number: 24V957000 (Fuel System, Diesel) was on back order and that a second notification would be forwarded once parts became available. The failure mileage was approximately 85,172.

NHTSA ID
11728765
Incident
Nov 26, 2025
Mileage
85,172 mi
Fuel system
Filed Dec 30, 2025

The contact owns a 2020 Ford F-550. The contact received notification of NHTSA Campaign Number: 24V957000 (Fuel System, Diesel); however, the part to do the recall repair was not yet available. The local dealer was contacted and confirmed that the remedy was not available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure.

NHTSA ID
11707907
Incident
Dec 30, 2025
EngineFuel system
Filed Apr 30, 2025

There was a recall on this veh. over a year ago and they still do not have the parts to repair it. My fuel milage went from 13.8 down to 9.6 and still going down. I have called Ford about this and they say they are still waiting on parts. I reminded them it has been over a year now and should have had the parts in a long time ago.

NHTSA ID
11657747
Incident
Apr 30, 2025
Fuel system
Filed Mar 24, 2025

The contact owns a 2020 Ford F-550. The contact received notification of NHTSA Campaign Number: 24V957000 (FUEL SYSTEM, DIESEL); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had experienced a failure. VIN tool confirms parts not available. The contact stated that while driving on a main road at 35 MPH a message displayed on the instrument panel which stated "reduced engine power" the contact proceeded to enter into a parking lot where the vehicle was parked, and left idle for a few minutes before attempting to restart, however the engine would start back up again. The vehicle was towed to an independent mechanic where it was diagnosed and the contact was advised that the fuel pump had failed and that it would need to be replaced by a Ford Dealership, and upon the vehicle arriving at Ford it was diagnosed a second time where it was confirmed that the failure originated from fuel pump failure, and that entire fuel system would have to be replaced. The vehicle was not repaired. The approximate failure mileage was 38,239.

NHTSA ID
11650274
Incident
Sep 24, 2024
Mileage
38,239 mi
Fuel system
Filed Feb 13, 2025

The contact owns a 2020 Ford F-550. The contact stated while driving 60-70 MPH, the contact noticed a strong fuel odor. The message "Fuel Pressure Low" was displayed. The contact was driven to the residence. The contact stated that upon inspecting the vehicle, he noticed that approximately 40 gallons of fuel had leaked out of the vehicle. The dealer was notified of the failure and informed the contact that the VIN was not included in a related recall. The contact later became aware that the VIN was included in NHTSA Campaign Number: 24V957000 (Fuel System, Diesel); which the contact related to the failure; however, the part to do the recall repair was not yet available. The local dealer was contacted. The vehicle was not diagnosed or repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was 34,704. VIN tool confirms parts not available.

NHTSA ID
11642422
Incident
Feb 13, 2025
Mileage
34,704 mi
Fuel system
Filed Aug 10, 2022

The contact owns a 2020 Ford F-550. The contact stated while driving approximately 30 MPH, the vehicle emitted a strong odor of fuel into the cabin. The contact stated that other drivers were pointing at the underside of the vehicle. The contact pulled over and observed fuel leaking from a filter, the underside of the hood and engine compartment on the driver's side were covered in fuel. The contact stated no warning light was illuminated. The contact called a dealer and was advised to change the filter. The contact stated that the vehicle experienced a failure a second time and had the vehicle towed to the same dealer. The dealer diagnosed that there was rust in the fuel filter which had contaminated the fuel injection system. The vehicle had not been repaired. The contact had contacted a second dealer and was advised that the failure could be related to NHTSA Campaign Number: 22V013000 (Fuel System, Diesel). The manufacturer had been informed of the failure. The failure mileage was approximately 15,000.

NHTSA ID
11478581
Incident
May 11, 2022
Mileage
15,000 mi

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .