Originally Posted by 89broncoll

Need help I have a 03 screw fx4 f150, was out playing around ad the 4x4 kicked out and won't come back on, light comes on hear a click and then nothing, I crawl underneath and I saw two lines which looked to be vacuum lines not connected to anything and I saw a little switch like gizmo that moves side to side, is that the actuator for the front diff? Thanks
Adam