Peterbilt 579 lvd problem

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Slim B, Feb 12, 2023.

  1. Slim B

    Slim B Bobtail Member

    4
    1
    Feb 12, 2023
    0
    I have an unpowered lvd u been trying to figure out what It is I have new batteries put in a week ago I have disconnected them checked the power on each one everything is good I tried jumping it to see and still will not start not sure why what can I do or what can it be please help
     
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  3. JB7

    JB7 Heavy Load Member

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    Dec 13, 2022
    Laurel, MD
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    I had the same problem.

    You say will not start. Do you mean it cranks/turns over but won't start/run or it won't crank?
     
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