I replaced my transmission, out of my 83 tercel sr5 4wd wagon with a tranny out of an 84, now the 4 wd's acting weird. It goes into 4wd ok, just won't go out of it. I have to crawl under to undo it manually. The speed of 4wd is between 5-10 mph at 2500 rpm's. What can I DO TO FIX THIS? :rolleyes: