Two problems related to engine shut off without warning have been reported for the 2008 Ford F-450. The most recently reported issues are listed below.
While driving the truck just shut down! this is the 3rd time. Truck only has 26,900 miles.
The contact owns a 2008 Ford F-450 sd. While driving 68 mph, the contact drove over a bump in the road and the vehicle shut off and the steering wheel locked. The same failures occurred the previous day. The vehicle was diagnosed by the dealer, but the failures still persists. The current and failure mileages were 43,520.