AC Heater Blower Motor Resistor: Symptoms, Testing, and Replacement Guide
A blower motor resistor is an electrical component that controls the speed of the blower motor in a vehicle’s HVAC system. It regulates air flow in the cabin. If the AC or heat is not working, the resistor may be faulty. This component is compatible with many vehicles, including Chevrolet, GMC, Buick, and Cadillac. Testing … Read more