One problem related to radiator hose has been reported for the 2004 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Ford F-150 based on all problems reported for the 2004 F-150.
Ac hose drain tube along fire wall disintegrated. Hose was replaced with part#emc6a614. This was not original part made by manufacturer. This part was upgraded as a response to issues that Ford 150 owners were having regarding this hose leaking into the cab of the truck.