Two problems related to transfer case have been reported for the 2004 Ford F-250. The most recently reported issues are listed below.
2004 Ford f250. Consumer states faulty icp sensor or faulty egr valve the reverse planet gear in the transmission was replaced. The egr valve replaced three times, the egr cooler, oil cooler were all replaced. The r&r turbo intake was replaced twice, the turbo inner cooler, wiring harness on the engine, transfer case, ficm module were replaced. The alternator and battery were replaced three times, the valve assembly, high pressure and regular oil pumps were replaced and a new egr shield was installed. The vehicle also stalled while driving down the interstate.
: the contact stated twice the vehicle jumped into four-wheel drive on its own causing the vehicle to lock up. When this occurred, the steering was very difficult to put into gear. The first time this occurred, the dealership installed a vacuum pump assembly. The second time, the dealership determined the motor on the transfer case needed to be replaced.