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4wd Inop.

1595 Views 4 Replies 3 Participants Last post by  MotionMan
Low range works fine but not high, why? 2003 Excusrion, 111,000 miles.
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Well it does narrow it down. Lo works so the hubs are ok, the t case should be ok unless you see trouble in the fluid or noise so it is most likely a switch, servo or solenoid problem....electrical. From there it could be in or out, simple or hard....
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