Sounds Like the TLA Is shot or the button is shot. Jack the truck up On all 4 corners and place it on jack stands and shift to 4 hi then low to see if 4wd works at all!
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Sounds Like the TLA Is shot or the button is shot. Jack the truck up On all 4 corners and place it on jack stands and shift to 4 hi then low to see if 4wd works at all!
Tough to make an NP8 go into 4HI with the wheels off the ground. Put it in 4HI then roll a ways before lifting all 4 wheels off the ground and testing it.