One problem related to loud engine noise has been reported for the 2008 Ford F-250. The most recently reported issues are listed below.
Tl the contact owns a 2008 Ford F-250. While driving 60 mph, the vehicle lost power, failed to accelerate, the engine made an abnormal noise, and white smoke was seen coming from the exhaust pipe. The vehicle was not taken to the dealer or an independent mechanic for diagnostic testing. The vehicle was not repaired. The contact stated that the failure occurred intermittently. The manufacturer was notified of the failure and referred the contact to NHTSA. The approximate failure mileage was 240,000.