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  1. Serious Misfiring- Trouble shooting

    Jeep Grand Cherokee Technical Forum
    Ok guys so i just recently bought a 2000 xj that has 150k miles on it. On my way home from getting it it started to spit out three misfire codes. the p030 misfire ones. Misfire cylinder 1 &2 along with random misfire. It was a three hour drive and about halfway home the car would clearly misfire...
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