Two problems related to transmission slip out of gear have 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.
New trans needed, common on most f150. Overdrive light flashes and won't shift out of first gear.
Ford F-150 super crew with 57,000 miles will not engage in overdrive. While driving, the transmission completely slipped out of gear. After pulling off the road and testing it in reverse and drive, I was able to resume but as soon as the transmission reached overdrive it disengaged completely. Dealer claims a pin was broken that locks the transmission in overdrive.