2007.5-2014 Duramax Blower Motor Resistor
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Description
Description
Genuine ACDelco OE replacement blower motor resistor, GM part number 84178783, supplied as ACDelco service part 1581931. A direct factory replacement for the vehicles listed in the fitment chart.
Part Number: 1581931
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Questions and Answers
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2007.5-2014 Duramax Blower Motor Resistor


