07 Pete 387 losing air while driving

Discussion in 'Peterbilt Forum' started by devildog3531, Oct 3, 2016.

  1. devildog3531

    devildog3531 Light Load Member

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    Jul 5, 2015
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    Any solution for this
     
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  3. johnhardin

    johnhardin Bobtail Member

    14
    9
    Sep 13, 2016
    Upstate, SC
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  4. boneebone

    boneebone Road Train Member

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    Mar 13, 2009
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    The solution is to find out where it's losing air.

    It it coming from the Air Springs, Brake Valves, etc.
     
  5. magoo68

    magoo68 Road Train Member

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    Jun 11, 2011
    st malo mb canada
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    If it only leaks when brakes are charged it's most likely a chamber... another common issue with leaks when engine is running is the fan hub
     
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