Three problems related to automatic transmission have been reported for the 2004 Ford Expedition. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Ford Expedition based on all problems reported for the 2004 Expedition.
Shutter/grinding noise coming from rear axle.
While down shifting gears there was a loud clung coming from transmission. Consumer took vehicle to dealer to be serviced. After picking up the vehicle consumer experienced the same problem. He then called dealer and asked what was wrong, and was told that the transmission fluid was low. He took vehicle back, and then was notified that there was a TSB for the transmission.
When coming off a ramp and merging into oncoming traffic the accelerator became stuck. The driver had to slam on the brakes and place the transmission into neutral. At 1,470 miles while pulling into the driveway the truck suddenly stopped accelerating and would only go in reverse. The automatic transmission piston had disintegrated.