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International Automotive Technicians Network
Re: 1999 F150 Mechanical 4WD axle does not engage
Posted to Technical Discussion Forum on 10/1/2017

They were both stuck grounded, I'm very, very sure but now that you asked, I need to check again.

So I'll plug it back in and check to be sure they both are stuck grounded and check what happens key on and key off. I feel it's worth it to double check so I d... Login to read more.