Originally Posted by TurdFX4

Its always better if you stop put the truck in neutral and then select 4x4. Not necessary for 4-Hi, but it will grind if you put it in 4-Low without being in neutral. I know the Older rangers with Push-Button 4x4, you need to put it in 4-High before selecting 4-Low.

Also, use neutral when taking the truck out of 4x4, once its out , put the truck in reverse and back up maybe 10' if possible, to make sure the hubs are out. Once again, not necessary but its a good practice to get into.