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    transfer case issue--stuck in 4x4

    I noticed a pretty mean vibration in the front of my expy at highway speed. Long story short-It's because the Transfer case was stuck in 4x4. I checked the usual suspects (fuses, Shift motor, hub actuator) and they're fine. I split the case and discovered that my electro-mag clutch was jammed...
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    top end knock 5.4 2V

    Hi, I bought an 04' Expedition a few months ago. It has a knock in the top end. So far I've poured Marvel Mystery Oil in it, then I changed the oil and added Rislone. Then I put lifters in it. The knock is still there. My next thought is that it's a wrist-pin, but I was reading about it and saw...
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