Volvo VNL D12 auto to manual transmission

Discussion in 'Trucks [ Eighteen Wheelers ]' started by partida007, Apr 26, 2019.

  1. Rob100100

    Rob100100 Light Load Member

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    A shop I take mine to did it for one truck Ishift to manual 13 speed. He swore he would never do it again. The hardest part was making the wiring harnesses as they had to be made by hand. And they had trouble getting the resistances right. He thought it would not be that hard. Was he ever cranky about it.Good luck on yours
     
    partida007 Thanks this.
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  3. Elliottshaulingllc

    Elliottshaulingllc Bobtail Member

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    Sep 23, 2020
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    I've got the same problem had a 13 speed manual installed in mine and it's still not working had the three pedal auto shift 10 speed in it
     
  4. nasriza

    nasriza Road Train Member

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    Feb 1, 2013
    Chicago, IL
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    I can fix the reving problem making speedo work is doable but. Not cheap need new vecu I’ve done this job 3 times will never do it again. Pain in the ###.
     
  5. Hauling_aint_easy

    Hauling_aint_easy Bobtail Member

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    Oct 11, 2023
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    Going to attempt to do the same thing. I have a 2014 Volvo 12 speed automatic. It got stuck in neutral, not detected. My plan is to buy a 2006 Volvo With a 13 speed manual. I’m buying the whole truck so I can take what I need. The only thing stopping me is, how would I know if it will fit?
     
  6. Hauling_aint_easy

    Hauling_aint_easy Bobtail Member

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    Oct 11, 2023
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  7. Hauling_aint_easy

    Hauling_aint_easy Bobtail Member

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    Oct 11, 2023
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    How did you know it would fit? I’m attempting to the same to my 2014 Volvo. I’m thinking about buying a 2006 Volvo and take what I need.
     
  8. nasriza

    nasriza Road Train Member

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    Feb 1, 2013
    Chicago, IL
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    It will not fit need to replace clutch housing which is a whole different thing on its own trans won’t close plus need a diffenrt flywheel don’t attempt it
     
  9. Hauling_aint_easy

    Hauling_aint_easy Bobtail Member

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    Oct 11, 2023
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    Yes everything would be replace the flywheel the clutch pedals, Housing, harnesses, and it will be reprogram.
     
  10. nasriza

    nasriza Road Train Member

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    Feb 1, 2013
    Chicago, IL
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    Good luck but it will not work or u will be in more $$$ and headaches than the truck is worth
     
  11. Ridgeline

    Ridgeline Road Train Member

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    Dec 18, 2011
    Michigan
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    just sell both trucks, buy what you want.

    Time is money.
     
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