Chevrolet Cavalier Blower Resistor Replacement
Tuesday, August 28th, 2007A month or so ago when I set the blower in my Chevrolet Cavalier (named Penelope) to settings 1 or 2 the blower didn’t run, but settings 3 and 4 worked just fine. That told me the blower motor was fine after a quick inspection of the HVAC electrical diagram in my Haynes manual. It also told me that it must be the resistor block since there is only one power line from the battery which loops through the 4 signal wires and the resistor block.
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