Traded for a 2012 F-150 with the offroad package a couple months ago. When I pull the switch to lock the rear diff(below 20 MPH) I get the message "Check locking differential". I'm guessing I need to take it in for warranty work. What does this message mean? Is the locker screwed?
2012 F-150 Electronic Locking Rear Diff
- Thread starter blackbolt2003
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