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    5.3L engine overheat mystery

    Turns out there is only ONE head gasket for my specific vehicle. However there is a DESIGN 1 and DESIGN 2 of that gasket. I was not aware of that, and my local parts guys didnt bother to mention it upon my ordering one. But regardless im all good to go now as far as the Head Job goes.. but...
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    5.3L engine overheat mystery

    Thank yall for the input
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    5.3L engine overheat mystery

    Has a fairly new radiator, probably put it on within the last 4 or 5 months. But ill look into it.
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    5.3L engine overheat mystery

    Didnt seem to be gunked up really bad I dont think...
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    5.3L engine overheat mystery

    My 2001 yukon 5.3l had an issue with overheating and amongst several other things we noticed a constant air bubble problem in the coolant resevoir, needless to say we decided we needed to pull the heads. So we pulled the heads and had them worked, resurfaced and so forth. When we got the heads...

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