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 Is it the Blower Motor or Blower Motor Control Module / Resistor? The Blower Motor Control Module / Resistor controls the fan speed of the Blower Motor. When it fails, it can cause the Blower Motor to stop working and can cause confusion on which part is faulty.
| Blower Motor |
Signs of Failure:- Weak Airflow from Vents
- Unusual Noises or Vibrations When Blower Is Turned On
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| Blower Motor Control Module / Resistor |
Signs of Failure:- No Airflow from Vents
- Blows Air at Only One Speed
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