My 2002 XLT v6 explorer with 130,000 is slipping when trying to go from 2nd to 3rd gear(at 20 mph). The revs spike up without shfting. I can back off the gas and tap it or going down hill it will catch and I can use the upper gears fine. It has 5R55? not sure if it is E, S, or W.
From...