repaired · 2026 Q3
Delivery: fuel pump
NewRisk. High pressure fuel pump failure can cause a loss of drive power, increasing the risk of a crash.
2021 Ford F-550 SDProblems, recalls & complaints
NHTSA has logged 13 owner complaints about the 2021 Ford F-550 SD, most often about the fuel system, diesel. It is covered by 9 safety recalls, and for recall 25V-455 the manufacturer reports only 19% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through October 27, 2026. Updated daily.
Complaints by system
Where the 2021 Ford F-550 SD has problems
13 complaints grouped by the system owners reported.
8Fuel system, diesel
3Engine2 crash/fire/injury
1Engine and engine cooling1 crash/fire/injury
1Fuel/propulsion system1 crash/fire/injury
1Fuel system, other1 crash/fire/injury
1Power train
1Steering
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Fuel system, diesel | 8 | 0 |
| Engine | 3 | 2 |
| Engine and engine cooling | 1 | 1 |
| Fuel/propulsion system | 1 | 1 |
| Fuel system, other | 1 | 1 |
| Power train | 1 | 0 |
| Steering | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
9 recalls
2021 Ford F-550 SD recalls and how many were fixed
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
repaired · 2026 Q3
Delivery: fuel pump
Risk. An engine stall increases the risk of a crash.
repaired · 2026 Q3
Sensing system: camera
Risk. Rearview camera failure can reduce the driver's view of what is behind the vehicle, increasing the risk of a crash.
repaired · 2026 Q3
Delivery: fuel pump
Risk. High pressure fuel pump failure can cause a loss of drive power, increasing the risk of a crash.
Show 5 more recalls
repaired · 2025 Q3
Other: owners/service/other manual
Risk. Without instructions, the head restraints may be improperly adjusted, increasing the risk of injury in the event of a crash.
repaired · 2025 Q2
Windshield wiper/washer: linkages
Risk. Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
repaired · 2024 Q3
Fuel system, diesel
Risk. A fuel leak in the presence of an ignition source can increase the risk of a fire or injury.
repaired · 2023 Q1
Power train: axle hubs
Do not driveRisk. A detached wheel and wheel extender can increase the risk of a crash.
repaired · 2023 Q4
Visibility: windshield
Risk. In the event of a crash, if the windshield separates from the vehicle, it can increase the risk of injury.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Ford.
Best & worst years
2021 vs. every other F-550 SD year
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the F-550 SD median. How we score
'93'94'95'96'97'98'99'00'01'02'03'04'05'06'07'08'09'10'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25'26
- Avoid
- Caution
- Solid
- Best
- Not rated
1 investigation
NHTSA defect investigations
Federal investigations that included the 2021 Ford F-550 SD, and the recalls they led to.
- Sogefi Secondary Diesel Fuel Filter LeakOpen
In owners' words
What F-550 SD owners report
Recent fuel system, diesel complaints filed with NHTSA, shortened. Personal details are removed.
Parts Not Available Complaint: The contact owns a 2021 Ford F-550. The contact received notification of NHTSA Campaign Number: 24V957000 (FUEL SYSTEM, DIESEL) however upon having the vehicle diagnosed by a local dealer where the following code was displayed "P2291" The contact was advised that…
The contact owns a 2021 Ford F-550 SD. The contact received notification of NHTSA Campaign Number: 24V957000 (Fuel System, Diesel). The local dealer was contacted several times for more than a year, and the contact was advised that the part was not yet available and that the manufacturer had paused…
The contact owns a 2021 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…
Own a 2021 F-550 SD?
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.