One problem related to transmission failure has been reported for the 2009 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2009 Ford F-150 based on all problems reported for the 2009 F-150.
Experienced multiple transmission failures at low miles (9,000, then 15,000, then 17,000). The Ford dealer would not replace transmission until the 3rd failure occurred. The first two times, the transmission was burned out and they replaced the bad parts.