Originally Posted by swartlkk
Start by removing the passenger side kick panel and seeing if there is corrosion on the electrical connection on top of the TCCM. If that checks out ok, then search for "NV236" or "NP236" and you should find a number of threads concerning the diagnostic checks that can be performed on the transfer case control system your vehicle is equipped with.
The kick panel under the glove box right? Would the transfer case control module be a little black box with a blue connector?