Why is my Ford F-150 heater not working?
Why is my Ford F-150 heater not working? While there are a variety of reasons your Ford F-150 heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor. Get your Ford issue diagnosed by a professional. Related Ford F-150 Questions. See what others are asking about their Ford F-150. What to do if your Ford Fusion heater is not working? When the blower motor resistor fails, the air conditioner and heater may still work, but air may blow from the vents at only some...