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replace the resistor in the heater box that controls the speeds its about $100 from Dodge and takes about 30 sec to replace, open pass side door put head where your feet would go and look up has two screws holding it in and a one plug get the new one first so you know what your looking for
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What is wrong if your blower fan motor only works on high speed on a 2002 Chevy suburban?
blower resistor is bad
Why does your blower motor in Toyota Camry works on only high?
the resistor for the blower motor is busted blower works on high with out it
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you have a bare wire touching on your blower motor
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Blower switch and connection had a melt down.
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A blower motor that only works on high is normally caused by a defective Blower Motor Resistor Pack. DRL, do not have a clue.
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Defective Blower Motor Resistor Pack.
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bad blower,buy a good one and replace
