Instrument cluster

Discussion in 'Peterbilt Forum' started by Johnny G, Jun 3, 2020.

  1. Johnny G

    Johnny G Bobtail Member

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    Jun 3, 2020
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    The low air brake buzzer,and light are coming on with key out. Replaced panel and both relays behind dash no change 02 peterbilt 379 any thoughts?
     
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  3. stillwurkin

    stillwurkin Road Train Member

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    Dec 2, 2017
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    Check down by your clutch pedal. There is a little door with breakers and relays. Mine got wet because of a windshield water leak. Caused my cab clearance lights to come on with the switch off. Could be it..don't know. I see this post was Wednesday so you may have diagnosed it already?
     
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