2015 Ford F-350 SD engine problems

38 owner complaints filed with NHTSA name the engine on the 2015 Ford F-350 SD — 18% of all complaints for this model year.

Engine complaints

18%

share of all complaints

52,576 mi

median reported incident mileage

0 / 3

crash / fire reports

What owners report

“On June 9, 2026, the vehicle received a PCM reprogramming under Ford Recall 21E01. Before the update, the transmission had no symptoms: no slipping, no warning lights, and no diagnostic trouble codes. Between June 9 and August 11, the vehicle accumulated 1,894 miles. On August 11, 2026, while…”
filed Sep 15, 2026
“2015 Ford F350 6.7 liter Diesel Turbocharger with only 58,000 miles malfunctioned while accelerating on to freeway without any prior warning indicators or symptoms. Immediately engine acceleration was reduced drastically causing freeway cars to nearly rear end my vehicle and other cars swerving to…”
filed Jul 25, 2025

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

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