Does anyone know what is the thread size on 4l30e where you can attach the pressure gauge to test transmission line pressure? In Shop Manual it refers to tool J-29770-A.


The mighty oak tree was once a little nut that held its ground.

2000 Trooper LS with TOD
ARB bumper, custom roof rack, 33" BFGoodrich AT, K&N, OME springs, Aisin hubs, Rancho 9000, WARN XD9000, Maxi-Kool Tranny Cooler, Optima Red,