ive been having an issue with the 4l60e on my lt1 car. it seems everytime i go wot the dipstick pushes itself out of the tube and it only happens at wot.
Some one told me to check the vent tube but i cant seem to locate it.
any help is appreciated.

 

small tube on top center on trans with a 1/4 in rubber hose, reach over the top to find it
Johnny