tahoe2011

  1. S

    a few mis-fires during drive cycle?

    2011 Chevy Tahoe 5.3 4x4 I recently bought this vehicle 97k miles I went ahead and did new ac Delco spark plugs, intake manifold gasket, both exhaust manifold gaskets, both valve cover gaskets, all 4 oxygen sensors, ring gasket driver side exhaust to cat, donut gasket for passenger side exhaust...

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