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rough running warm

  1. 6.0 “misfire” mystery

    6.0L Problems Forum
    Hey guys, I have a very strange issue going on with my 6.0 that I need some help with. Let me start from the beginning. A few months back I started having a misfire issue with no codes so I decided to go ahead and re-seal injectors. I was in a time crunch since this is my daily driver so I...
  2. Rough running warm, white Smoke cold. Help!

    99-03 7.3 Motor Problems
    Hey guys, new here and to the powerstroke world, looks like ive come to the right place. I've got a 99 6 speed with 260k miles. Ran great until recently and has gotten progressively worse. Symptoms: when warming up i see intermittent puffs of white smoke. Seems to be about one per second or so...