no reverse on 2004 Ford F-150

i pulled into garage, turned truck off. 5 min later, cranked it, put it in reverse, a thump sound, and now no reverse. any thoughts

by in Defuniak Springs, FL on December 31, 2008
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2 answers
ANSWER by , January 02, 2009
Maybe U- joint broke , will it go forward?
ANSWER by , January 11, 2011
I just experienced thismyself and the end result was I had to have a new transmission put in my truck. If you check the internet about transmission problems for the 2004 F150 you will get a ton of information about it.