One problem related to power steering failed has been reported for the 2005 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Ford F-150 based on all problems reported for the 2005 F-150.
Steering gets very hard to turn. Have to "muscle" the steering back after a turn. Power steering rack failed. Ford motor CO. Has a national back order on replacement parts. I think there's a problem.