Freightliner Columbia 2003 not enough heat

Discussion in 'Freightliner Forum' started by Hardworker, Dec 9, 2012.

  1. Hardworker

    Hardworker Light Load Member

    113
    21
    Jun 27, 2012
    Minneapolis, MN
    0
    The inlet hose suppose to be hotter than the return line, if it is not I beleive u need to replace the heater core
     
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  3. porkchop_express

    porkchop_express Bobtail Member

    28
    14
    Oct 17, 2013
    0
    How does the A/C work? If it is not blowing cool then I bet you it is a problem with the water valve, the systems are tied together and if both are not working correctly, there is your problem.
     
  4. Hardworker

    Hardworker Light Load Member

    113
    21
    Jun 27, 2012
    Minneapolis, MN
    0
    Diffinetly u need a heater core. Don't even try flushing it just get ur self a new one.. Good luck
     
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