2021 Ford F-550 SD
Only 11 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 11 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1993 | 0 |
| 1994 | 0 |
| 1995 | 0 |
| 1996 | 0 |
| 1997 | 2 |
| 1998 | 0 |
| 1999 | 61 |
| 2000 | 72 |
| 2001 | 29 |
| 2002 | 22 |
| 2003 | 33 |
| 2004 | 49 |
| 2005 | 32 |
| 2006 | 44 |
| 2007 | 23 |
| 2008 | 26 |
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 3 |
| 2012 | 6 |
| 2013 | 2 |
| 2014 | 9 |
| 2015 | 11 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 0 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 11 |
| 2022 | 9 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
KNOWN PROBLEM AREAS
Only 11 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
7 of 11 total reports mention: fuel system, diesel.
2 of 11 total reports mention: engine.
FIREShow complaint excerpts
Operator was driving a 2021 Ford F550 equipped with an Altec AT48M aerial upfit. As he was driving the operator noted that the check engine light came on and almost immediately followed by the message center displayed "Low Fuel Pressure" warning.
NHTSA ODI report, 20250617
While driving down the road at approximately 45 mph, under normal conditions, with no warning indicators the low fuel pressure light came on.
NHTSA ODI report, 20210916
1 of 11 total reports mentions: steering.
1 of 11 total reports mentions: power train.
1 of 11 total reports mentions: power train.
Show complaint excerpts
The contact owns a 2021 Ford F-550 SD. The contact stated that while his son was driving at unknown speeds and making a right turn, there was an abnormal sound coming from the vehicle.
NHTSA ODI report, 20241218
SAFETY TIMELINE
Ford Motor Company (Ford) is recalling certain 2021 F-150 and 2020-2021 F-250, F-350, F-450, and F-550 Super Duty vehicles. During manufacturing, the windshield may not have been properly bonded to the vehicle, allowing it to detach in a crash.
Remedy: Ford will notify owners, and dealers will remove and reinstall the windshield, free of charge. The recall began April 16, 2021. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21C06.
Campaign 21V090000 — check if this car was fixed
Ford Motor Company (Ford) is recalling certain 2021 F-350, F-450, F-550, and F-600 vehicles equipped with dual rear wheels and front wheel hub extenders.
Remedy: Owners are instructed not to drive their vehicles until the torque of the wheel extender nuts can be verified. Dealers will inspect and tighten the front wheel hub extender nuts, free of charge.
Campaign 21V390000 — check if this car was fixed
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.
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.
Campaign 22V013000 — check if this car was fixed
Ford Motor Company (Ford) is recalling certain 2020-2021 F-150, Expedition, 2020-2022 Super Duty F-250, F-350, F-450, F-550, and 2020-2021 Lincoln Navigator vehicles. The windshield wiper arms may break, causing the windshield wipers to fail.
Remedy: Dealers will replace both front windshield wiper arms, free of charge. Interim owner notification letters, informing owners of the safety risk, were mailed on May 24, 2022. Remedy parts are expected to be available 3rd Quarter 2022.
Campaign 22V250000 — check if this car was fixed
Ford Motor Company (Ford) is recalling certain 2018-2023 Expedition and Lincoln Navigator vehicles equipped with third-row seating; and 2019-2023 F-Super Duty F-250, F-350, F-450, and F-550 SuperCab vehicles.
Remedy: Ford will mail the Owner's Manual addendums that describe how to adjust and remove the head restraints for the center seating positions, free of charge. Owner notification letters were mailed July 21, 2023.
Campaign 23V420000 — check if this car was fixed
Sogefi Secondary Diesel Fuel Filter Leak
Ford Motor Company (Ford) is recalling certain 2021 Expedition, 2021-2022 Super Duty F-250, F-350, F-450, F-550, F-600, and 2020-2022 Lincoln Corsair vehicles. The rearview camera may display a blank or distorted image.
Remedy: Dealers will replace the rearview camera as necessary, free of charge. Owner notification letters were mailed September 18, 2025. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S05.
Campaign 25V048000 — check if this car was fixed
Ford Motor Company (Ford) is recalling certain 2020-2022 F-Super Duty F250, F350, F450, F550, F600, and 2021-2022 F-650, F750 vehicles.
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.
Campaign 24V957000 — check if this car was fixed
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.
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.
Campaign 26V158000 — check if this car was fixed
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.
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.
Campaign 25V455000 — check if this car was fixed
BUY-SMART CHECKLIST
2021 Ford F-550 SD — pre-purchase inspection
- Test/inspect for fuel system, diesel issues (7 reports on file for this year).
- Test/inspect for engine issues (2 reports on file for this year).
- Test/inspect for steering issues (1 reports on file for this year).
- Verify recall 25V455000 (fuel system, gasoline) has been completed.
- Verify recall 21V090000 (visibility) has been completed.
- Verify recall 21V390000 (power train) has been completed.
- Verify recall 22V013000 (fuel system, diesel) has been completed.
- Verify recall 22V250000 (visibility) has been completed.
- Verify recall 23V420000 (equipment) has been completed.
- Verify recall 25V048000 (back over prevention) has been completed.
- Verify recall 24V957000 (fuel system, diesel) has been completed.
- Verify recall 26V158000 (fuel system, diesel) has been completed.
OTHER YEARS OF THIS MODEL
BEST YEARS
WORST YEARS
FAQ
Is the 2021 Ford F-550 SD reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2021 Ford F-550 SD?
The most-reported component is fuel system, diesel, accounting for 64% of complaints on file.
How many recalls does the 2021 Ford F-550 SD have?
9 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.