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7.3l rough idle
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  1. 911 Urgent Situations
    Hi Guys, I have a 02 f250. It just started running terrible. There is little power and it seems to be missing because the truck shakes a lot when at idle and under load. I had this same problem but I replaced the ICP and IPR that fixed it for about a month and half. Then out of the blue my...
  2. Diesel Diagnostics
    I hope I am posting this in the right place, I am new to PS.org. I have a 1999 F250 SD with 7.3PS, 373,000 miles was running strong and one day just died. I finally got it started again and it lopes really bad up and down between around 400 and 900 rpm at idle but only for a few seconds then...
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