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  1. Still missing, popping, coughing, spitting and sputtering...

    Drivetrain Tech Center
    A while back I posted about my 98, 4.0 Laredo going into these fits of coughing, spitting, sputtering while at other times it runs good. 175k miles. Always starts right away, usually idles good. Usually drives nice at first, biut once under way it goes into a fit of missing and backfiring...
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