Re: P0302 Engine Code
swap ignition coil with another cylinder and see if misfire follows coil. Make sure plug wire is fully seated on plug have seen them come loose after plug replacement as much as 20000km after they were done
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1987 Jeep YJ 403hp sbc 653hp on NOS
1998 Chev Z71
2007 Chev Trailblazer SS
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