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  1. dieselflash

    HD 4R100 Questions

    Anybody running the Ford HD 4r100, if so, any tuning issues with it. Heard some problems with hard converter engagement. Want to make sure I won't have to send my chip out for a reburn. My options are between the HD and Dieselsite's 4r100. They are only about $200 difference in price and I'm not...
  2. dieselflash

    4R100 Rebuild Questions

    My transmission has recently decided to start holding 2nd gear to about 3k rpms at anything over half throttle and at full won't shift at all. So far no codes, have fresh fluid, never gets above 150*. I'll drop the pan before condemning it but as a Ford tech I know that the quality of our reman...
  3. dieselflash

    New from TN/AL

    Been on another forum for a couple years decided to join up on here. I've been a Ford diesel tech for ten years so maybe I can help a few of yall out on here. I live on the Tennessee/Alabama line and work in Athens,AL. There are some awesome trucks on here. Hope to learn and have some fun on...

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