Oil in fuel system due to injector seal leaks: Ford F-350 Engine & Powertrain

Problem overview

Fuel injector seals can start to leak and allow oil into the fuel system. Symptoms of this might be rough engine idle or hard starting. Fuel that appears gray or black in the filter bowl when changing the fuel filter is another sign.

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Ford F-350 vehicles with this problem

5 model years affected

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Oil in fuel system due to injector seal leaks on Ford F-350

Problem overview

Ford F-350 vehicles with this problem

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