Transfer case adapter keeps breaking. a. Haven't heard too much of this happening to these trucks (only found one thread about cracking the t-case on this forum so far). What would cause my adapter plate (transmission to transfer case) to keep breaking? 2001 1500 sierra 4*4 Mechanic's Assistant chat Customer: What could be the reason for my adapter plate, connecting the transmission to the transfer case, to keep breaking on a 2001 1500 Sierra 4x4? Mar 19, 2023 · Common Transmission Adapter Issues and How to Fix Them A transmission adapter kit is often needed when changing the transmission, engine or transfer case in your 4WD vehicle. Full I was going to balance my driveshaft but I didn't get the chance. I've replaced all 3 seals on the transfer case. Drive shaft went hay wire and I believe I broke the transfer case adapter. It mounts between the t/c and transmission. Dec 5, 2014 · This is the second failure of the transfer case adapter mount I have had. The type of transmission mount you used is probably why the transfer case appears to move so much with the engine as those mounts are pretty bad and can allow the transmission to yaw a bit, which is multiplied by the transfer case mounted at the end of Oct 3, 2013 · Checked transfer case. So is it for sure transfer case ? Does it have to come out and apart ? Could it be an electrical issue shifting something out of place ? Worth to rebuild or buy a new complete ? Thanks Sep 5, 2015 · So I replaced the u joints on the rear drive shaft yesterday. v4w juichtg 2qf alt in l8ry po3xf w9kli vpdv eor