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code 300 misfire

  1. I Give Up With My Nitro Going To Sale It..... P0300 Misfiring

    Dodge Nitro Electrical Problems and Questions
    I’ve changed all my Spark Plugs, changed all my Ignition Coils, got a new EGR Valve put on, and still my car is misfiring. I’m not sure what the issue is it just started messing up when I hit 160xxx miles... I think I’m going to just sell this car I’m sick and tired of spending my whole check to...
  2. Engeine Misfire Obd Code 300

    Dodge Nitro Mechanical Problems and Questions
    hello all experts, need your help SXT 3.7L 2008 1 month ago I had code P0300 (misfire), replaced all spark plags, replaced intake seals, and solved the problem. Now again I have code 300 and code P1129, same symptoms, engine hesitate at low REP , I removed the intake manifold and sow some...
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