tachometer not working

  1. S

    7.3 IDI Tachometer Woes

    I recently acquired a 1993 F250 4x4 with the 7.3 IDI for $2300. Came with a dash saying 150,000 miles, but who knows if that's accurate. It seems this truck started life off as a V8 gasser and one of the previous owners must've swapped in a 7.3 IDI and E40D auto. All things considered, this...
  2. dan-o

    Tachometer works, tranny works. Tach doesn't work, tranny slips bad

    My 1989 ambulance is acting weird. Started up great today, but the tach was reading 0. I put it in reverse. No problem backing up. Put it in drive and it acted like it was VERY low on transmission fluid. Dip stick showed it a little low after letting it warm up, so I adding 1/2 qt. Still the...
  3. jonleroy2506

    E4od not shifting and no tachometer... not sure what to try next

    Hey all, I am new to this forum, I have read a lot of posts but this is my first. I know that there are a lot of posts related to this issue, but I have read over a lot of them and I can't seem top find any that adress quite the same issue as I am having. I have been digging for several...
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