2003 Mazda b3000 heater fan control switch only runs on hig

2003 MAZDA B3000
48,000 MILES • 6 CYL • 2WD • AUTOMATIC
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RICK BEAUMONT
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I would like to know how to repair the heater/AC fan control switch as it only runs on the high mode. Is this the motor or the switch?
Oct 21, 2008 at 11:45 AM
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MERLIN2021
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Probably the blower motor resistor. Can be the switch, but usually it's the resistor. It's in the right rear of the engine compartment near the blower.
Oct 21, 2008 at 3:04 PM