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

    Hey! Thanks a bunch, I feel silly for not having been able to find this before, but I really appreciate it.
  2. H

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

    Unfortunately all the stickers under the hood have corroded away. So I've been trying to find references.
  3. H

    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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