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If your heater motor turns on but only blows out cold air, it may indicate a few potential issues. One common reason could be a malfunctioning thermostat that isn't signaling the system to heat properly. Another possibility is a problem with the heating elements or the furnace itself, such as a pilot light being out or a blown fuse. Additionally, blocked ductwork or a malfunctioning blower motor could also prevent warm air from circulating.

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3mo ago

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