If you see my main post, you'll see why it's so clean. I'm detailing the engine compartment somewhat and the engine is removed. Been a year long project so far.

 

Thanks for the help you have soon me the light. That has to be the 4x4 issue I have

 

Hey keep up the good work. And good luck

 

Definitely. The is no vacuum going to the transfer case vacuum switch so it cannot supply the vacuum to the vacuum actuator under the battery tray. Which in turn pulls the cable that engages the shift fork to lock in your front axle. That may or may not be the only problem. But it's definitely the starting point.