Ford F-550 owners have reported 1 problem related to coolant leaking (under the engine and engine cooling category). The most recently reported issues are listed below.
The contact owns a 2007 Ford F-550 sd. The contact stated the vehicle was leaking compression from the cylinders into the coolant system. The vehicle was taken to an independent mechanic where it was diagnosed with a malfunctioned head gasket. The vehicle was not repaired. The failure mileage was 38,000.
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