A blower motor relay produces an electrical pulse, that engages the blower motor in your vehicle, which in turn produces air flow through the vents. If your car's blower motor is not working, could indicate a blown fuse, a bad relay, or a problem with the motor itself. GarageMatch provides you with a seamless experience to help you obtain a functional vehicle within minutes after submitting your service request. We will connect you with qualified repair shops that provide the best services for your specific needs.