2003 Peterbilt 379 Cruise issues

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Kray4439, Jul 7, 2019.

  1. spsauerland

    spsauerland Road Train Member

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    May 31, 2010
    West Harrison, In
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    On a Pete 379, if I recall correctly the service brake switch for cruise control is to right of steering column in an aluminum manifold and is a bear to get to.
     
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  3. Kray4439

    Kray4439 Bobtail Member

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    Dec 10, 2018
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    So I got it working. Guess it was wired wrong on brake unit. It works but doesn't disengage with brake but will with clutch. Better than it was for the moment I guess lol
     
    Last edited: Jul 8, 2019
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