Whats the difference when rebuilding a 4L60E 4x4 and the standard 4L60E? Just changing the shaft?
Are you trying to make one good transmission out of the two different ones?
Checkout the posts in http://www.cargurus.com/Cars/Discussion- d771_ds589675
Search GMC Jimmy Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
GMC Jimmy Experts