2001 Ford F-150 leaking or pushing fluid out top of vent pipe fpr Trans. aoutmatic. got lots of miles out of first trans. over 4440,000 yes sounds incredible same with engine not only on one F-150 but two of them second one over 555,000, commercial use oversize load escort vehicles. Now back to the oi' had tranny rebuilt, worked fine for a year then had a Ford factory rebuilt. BTW both 4.6 auto's, engine installed. First oil change noticed oil leak from tranny, over a year ago, been in the shop at least ten times since has been narrowed down to fluid pushing out the top of vent can't get to stop any Help.