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    fisherman71's Avatar
    fisherman71 Posts: 5, Reputation: 1
    New Member
    		  
    #1

    Jun 20, 2010, 07:28 PM
    Truck blower motor only works on high
    2003 dodge 1500 5.9lt blower moter works only on high ac/heat
    cdad's Avatar
    cdad Posts: 12,700, Reputation: 1438
    Internet Research Expert
    		  
    #2

    Jun 20, 2010, 07:35 PM

    There is a resistor that works with the switch and full "on" is a default pass through circuit. You need a new resistor for your switch to work properly.
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