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What 10 owners told NHTSA about the 2018 Ford F-450

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (10)Crash / fire / injury (1)Engine (3)Electrical system (2)Fuel system (2)Steering (2)Wheels (2)Backup camera & sensors (1)Engine & cooling (1)Suspension (1)

1 of 10 complaints match · Engine & cooling · clear filters

May 12, 2023Engine & cooling

The contact owns a 2018 Ford F-450. The contact stated that while driving at various speeds, the check engine warning light remained illuminated, and the vehicle failed to properly accelerate. The vehicle was taken to the local dealer who replaced the turbo charger. After retrieving the vehicle, the failure immediately reoccurred. The vehicle was taken back to the dealer who diagnosed that the diesel particulate filter was faulty and needed to be replaced. The vehicle was not yet repaired. The manufacturer was notified of the failure, but no assistance was offered. The failure mileage was 51,000.

NHTSA ODI 11521728

Working with the data? Download all 10 complaints as CSV · fetched from NHTSA July 19, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2018 Ford F-450 verdict →