defrost

Discussion in 'Peterbilt Forum' started by angeldue, Feb 12, 2021.

  1. angeldue

    angeldue Bobtail Member

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    Feb 12, 2021
    0
    doing mechanic work on a 2012 peterbilt 388 defrost vent isn’t blowing air, changed actuators defrost vent is open, but no air yet would the problem be the heater box?
     
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