Ford F-350 problems
86 owner complaints with NHTSA, no active recalls. Here's where owners say it breaks.
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 7.8/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Top trouble spots 7 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
The contact owns a 2021 Ford F-350. The contact received notification of NHTSA Campaign Number: 22V250000 (Visibility) however, the part to do the recall repair was not yet available. The contact stated while driving approximately 30 MPH while it was sleeting, the windshield…
The cable connecting the engine block heater caught on fire near the plug. My right hand, thumb and index finger were burned while disconnecting the cable. I was able to stop fire from consuming the vehicle. How ever cable is burned near the 3 pronged connector.
The contact owns a 2021 Ford F-350. The contact stated that while entering the vehicle, he observed a puddle of water in the front middle seat which was folded down to use as a cup holder. The contact stated that it had rained the night before but not enough to form a puddle…
The contact owns a 2021 Ford F-350. The contact received a recall letter related to NHTSA Campaign Number: 24V957000 (Fuel System, Diesel). The contact was concerned about being involved in a crash. The local dealer was contacted and confirmed that the software fix was not…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2021 Ford F-350 reliable?
Mostly yes. With a reliability score of 7.8 out of 10 based on 86 owner complaints filed with NHTSA, the 2021 Ford F-350 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2021 Ford F-350?
On the NHTSA data, the 2021 Ford F-350 does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 7.8/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What's the most common problem on the 2021 Ford F-350?
Based on NHTSA records, the most-reported issue is fuel system, with 21 complaints filed. Typical failure occurs around 127,685 miles. Average repair cost runs about $1,200 at an independent shop.
What's the most expensive thing that goes wrong?
The fuel system is one of the costlier repair items. Average repair cost runs about $1,200 at an independent shop. Typical failure occurs around 127,685 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Ford F-350 has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2021 Ford F-350?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 86 complaints on file and the costliest repair averaging $1,200, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.