Quote Originally Posted by lm0812 View Post
Have you just been "tightening" it or did you use a torque wrench to the proper spec? When the drain plug is installed properly there will still be threads showing. The torque spec is quite low, though I don't have it off hand.
fill plug is 18 ft lbs, drain is 26 ft lbs.

OP, you gotta remember the tranny only has aluminum threads. those are easily damaged. guessing those threads are no stripped. sucks