heres what i have recently done.i went to the junk yard yesterday and attempted and finally, successfully dropped a 4t65e hd tranny outta a 00' GTP.it took around 2 hrs to drop the engine,tranny and subframe down to the ground.BUT....heres the fun part,hehe... i took the 4 bolts outta the tranny housing,the other 2 on the pass. side rear and went to pullin,pryin and snatchin on the tranny it wouldnt move!!i had to remove the dam rear exhaust manifold completely!!! and this bolt was there from the opposite side holdin the tranny on.i love my L67's but why put a bolt on the other side and make a person have to take an additional 6 hrs to get to it!! really and it was 98 degrees out there jus lettin ya know be4 u tackle a GTP tranny job people in case u didnt know it lol i didnt, and now I DO!!!and u do too!!your welcome haha.