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  1. Hard start, lots of smoke, misfire

    7.3L Power Stroke Technical Info
    Hello all, I’ve been hunting down an answer to an issue I’ve been having for a month or two now and tried asking on other forums with no one replying. This is my dads old truck that he passed down to me and it’s my work truck/ hauler and would love to keep it going. 2002 f250 lariat 7.3 auto...
  2. Misfire with hydra tuner.

    1994-1997 Power Stroke Technical Info
    I recently installed a hydra tuner on my '94 power stroke, it has a '01 engine. I used the proper codes for the pcm, but i was wondering if anyone else has a idea of how I can remedy the situation. The truck is blowing o's every once in a while and running mediocre in all the tunes. any...
  3. '94 7.3 with '01 engine misfire?

    [7.3L - Technical Info]
    I recently bought a nice 7.3 powerstroke which had a lot of work done to it. But the main issue its having is a misfire, and i was wondering if the pcm could be the issue? It has ab stamped injectors ive been told, and recently got new under valve cover harnesses (he did them at my work). If...
  4. 2001 F350 SD 7.3 L - Mid Thottle Stumble / Hesitation, Erratic HPOP values

    7.3L Power Stroke Technical Info
    Hello Everyone, I am new to Powerstroke Nation and am hoping somebody can shed some light on this issue that my truck has been having for quite some time now. The truck has 312,000 Miles and always starts fine with a little bit of blue / white smoke for a couple mins, then clears up. Idles...