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    Diagnosing lean fuel air mixture/mysterious PCV line, '97 5.7 Suburban

    Howdy, I am working on this K1500 1997 Suburban that's been sitting in a yard for a couple years. Rats got to the engine and I'm looking to see where this hose should go. Can't find a good diagram for the life of me. It's from the housing that the pcv valve connects to. That's where air is being...
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