hi im new nice to meet everyone ok here is my promblem i have a 1989 jeep cherokee 4.0 a/t trans np 242 t-case i just blow out my t-case put i diff on in and now when i put it in drive or anyother gear the jeep dont move it seems like its in nurtural

all the fuilds are good and the linage is also good and other ideas . is there any fuses or relays that could of blow or a crotrol computer ? any help woul;d be great thanks for your time and help