Parking brake warning while driving

Discussion in 'Peterbilt Forum' started by Lokee1, Jun 3, 2023.

  1. Lokee1

    Lokee1 Bobtail Member

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    Jun 3, 2023
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    2021 Pete 379 Car hauler. Driving with brakes released and parking brake light appears on dash
     
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  3. The Green Mountain

    The Green Mountain Light Load Member

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    How's your air? Any obvious or audible leaks?
     
  4. dibstr

    dibstr Road Train Member

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    There should be a park brake light sending unit probably on the air manifold. It may be labeled with a white tag “park sw”.
     
  5. Last Call

    Last Call Road Train Member

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    I didn''t know that Peterbilt was building a 379 in 2021
     
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  6. dibstr

    dibstr Road Train Member

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    I didn’t either just figured he meant 389.
     
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  7. Last Call

    Last Call Road Train Member

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    Yea thats what I figured also ..
    I was afraid I missed the opportunity to buy a late model 79 ..lol
     
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