VehicleVerdict

2021 Ford F-600 Sd problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 2 complaints on file for the 2021 Ford F-600 Sd — too few to judge reliability from owner reports alone — but 5 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

2

NHTSA complaints

5

Recalls

0

Investigations

0

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

NCAP overall

How does 2021 compare to other F-600 Sd years?

F-600 Sd NHTSA complaints by model year, 2021 highlighted3 complaints2020: 0 complaints2021: 2 complaints2022: 1 complaints2023: 2 complaints2024: 1 complaints2025: 3 complaints2026: 3 complaints
F-600 Sd NHTSA complaints by model year, 2021 highlighted. Red bars are years to avoid.

See all F-600 Sd years to avoid →

What are the most common 2021 Ford F-600 Sd problems?

ComponentComplaintsShare
Fuel System2100%

Does the 2021 Ford F-600 Sd have recalls?

5 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

26V158000Fuel SystemMarch 17, 2026 · 9,839 units

Defect

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.

Consequence

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.

25V048000Driver AssistanceJanuary 31, 2025 · 91,580 units

Defect

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.

Consequence

Rearview camera failure can reduce the driver's view of what is behind the vehicle, increasing the risk of a crash.

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.

24V957000Fuel SystemDecember 20, 2024 · 295,449 units

Defect

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.

Consequence

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.

22V013000Fuel SystemJanuary 14, 2022 · 19,697 units

Defect

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.

Consequence

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.

21V390000TransmissionMay 25, 2021 · 17,616 units

Defect

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. The front wheel hub extenders may be improperly attached to the front rotor hub assemblies, which could result in separation of the wheels and wheel extenders from the vehicle.

Consequence

A detached wheel and wheel extender can increase the risk of a crash.

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. Owner notification letters were mailed on June 18, 2021. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 21S26.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

The contact owns a 2021 Ford F-600 SD. 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 the contact was advised that the repairs could cause more failures…

Complaint filed with NHTSA · Fuel System · February 6, 2026

2021 Ford F-600 Sd — common questions

Is the 2021 Ford F-600 Sd reliable?

The record is thin — 2 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 5 recalls should be verified as completed.

Does the 2021 Ford F-600 Sd have recalls?

Yes — NHTSA lists 5 recall campaigns affecting the 2021 Ford F-600 Sd. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.