Ram Heavy Duty Forum

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transmission problems

  1. nkoch123

    Backfire/miss when shifting no codes

    I got a 2021 2500 Tradesman 6.4 with the 8 speed. Bought it new in 2021. With the tow/haul on, when the truck shifts from 1st-2nd and 2nd-3rd there is a backfire or miss. Now when the truck is cold it does not do it. Shifts perfect. But when I drive it then park it for a little then drive it it...
  2. maverickd9

    RAM ZF 8 Speed Transmission Control Module Log/Error Code Storage

    BLUF - If I had a warning message show up on the instrument display of my 2023 Ram 2500 with the ZF transmission stating "Service Transmission", how long is that log maintained in the TCM? Explanation I have a 2023 Ram 2500 Big Horn with the 6.4l/ZF transmission. Currently has just over...
  3. E

    Problem - Transmission belly pan (Plastic)??

    So I just got back from guiding a moose hunt in northern Maine and it cost me an extra $700. Thank God for an InReach to message friends to locate me the parts and spare trucks at the camp for a five hour one-way drive to pick them up, which saved me any towing or garage fees! A small 1.5”...
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