sparkplug

  1. xJohnnyOx

    P0304, Misfire

    Hey all, Came back from an out of town ski trip this weekend and my 2000 Expedition EB Model (V8-5.4L) was running rough as I came back into town and it turned on the CEL. Felt like a bad cop (last time I had one go bad was about 5 years ago). Scanner showed code P0304 (lucky me, cyl 4...
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