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7.3 obs vibration

  1. 94-98 7.3L Problem Forum
    Hello Guys, I am experiencing a vibration after my truck warms up at idle but not really when it is cold, when I first start it, it idles fairly smooth. As I go through RPM range it feels smooth. But while cruising at about 2000 RPM I can feel it. If I shift to neutral and coast it smoothes out...