TH400 in one of my GNs works great going down the track, and the Pro tranny brake works perfectly. What's odd is that it rapidly slips in and out of gear when backing up. What is the likely culprit?
Art
87 GN, original owner, 9.61 @ 141
87 GN, semidaily driver, 11.02 @ 124
01 Chevy Silverado K2500HD Duramax/Allison, semidaily driver and tow machine.
90 454SS, Whipplecharged, for sale.
Art
87 GN, original owner, 9.61 @ 141
87 GN, semidaily driver, 11.02 @ 124
01 Chevy Silverado K2500HD Duramax/Allison, semidaily driver and tow machine.
90 454SS, Whipplecharged, for sale.