Hello i have 95 vortec 4wd blazer . Trans started leaking at the frount so i pulled it seal looked good but converter shaft had groves wore in it and a bushing feel out. So how hard is it to replace bushing and what the proper way to do so i know i will need a new converter. I have a trans out of 98 4wd blazer with transfer case will it work in 95 plugs look the same.thanks for any help