truck drove fine the whole day, i do pools so im backing into driveways all day, no issues. got home went to back into my own drive way and she sliped bad. if i rev it up high it will move but slips. put it in drive expecting the same out come as reverse but it drives fine all gears #### normally im stuped. truck has a little ove 120000, the tranny was rebuilt 2 years ogo and i have about 35000 on the tranny. any advice would be helpfull.