Wiring Diagram Blower Motor Control Module. For instance if a module will be powered up and it also sends out the signal of half the voltage in addition to the technician does not know this he would think he has a problem as this individual would expect a new 12v signal. How to test the a c heater blower motor gm 3 8l at.

Unfortunately i broke the hvac control module. The processor supplies 12 volts to the blower motor through the blower motor voltage supply circuit. Blower control module if separated.
Unfortunately i broke the hvac control module.
It shows the parts of the circuit as streamlined shapes and the power as well as signal connections in between the devices. The problem is my unit has two plugs on the back the new one only has one and a ribbon style connector. The processor supplies 12 volts to the blower motor through the blower motor voltage supply circuit. Left hand blower control module.