Can an engine additive really fix this 2011 F150? CAR WIZARD shows how to diagnose and repair

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His solution?

80% OEM recommended 5w-20
20% Lucas Oil Stabilizer


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Instead of using this concoction, why not just plain Motorcraft 10w-40 from the start and be done with it?
 

ZeeOSix

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Bearings worn enough at 180K to lower oil pressure? Humm ... why, because of using 5W-20 its whole life?
 
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