AC AND HEATER FAN NOT WORKING on 2005 Mercury Grand Marquis

DOES NOT WORK ON AC OR HEAT

Asked by for the 2005 Mercury Grand Marquis
1 answer
Most likely it is the blower resistor. I have a 2005 Grand Marquis, the resistor has went out twice. It is recommended not to run the fan on the lowest speed as the fan is used to cool the resistor.