Transmission Problems? Ask a Mechanic for Answers ASAP
have you checked the transfer case motor?
this push button?
are you familiar with the transfer case location?
see the electric motor assembly on it?
if you unpug that does the fuse still pop?
pull it and have someone operate the switch see if the shaft slot turns
is it getting power? if it is its bad
if the transfer case is not shifting the front tires cant engage
does it have lock out hubs on the front?