Mercury Mountaineer
Heater Cores and Blower Fans
Chrysler 300 Series
Ford Explorer Limited

99 Chrysler 300m heater blower will not shut off?

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2010-01-04 22:31:46
2010-01-04 22:31:46

You may want to check the heater blower resistor, its behind the glove compartment

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Related Questions



The light will shut itself off when the failure that the computer detected is repaired.


If the fan runs with the HVAC panel shut off, the blower resistor power module has failed.


On the auto temp system that happens when the blower motor resistor fails. It is behind the glove box.


maybe your blower motor relay is stuck or burned together ???


The most common problem when a car's heater fan doesn't shut off when the car is shut off is that the resistor on the blower motor has gone bad. The fuse that powers the resistor should also be checked.


If you have an automatic temp system, the resistor block has failed. The blower motor resistor block is located behind the glove box.


Normally if you blower will not shut off, you have a bad resistor or relay...most likely the relay...









Chrysler doesn't use fuel shut off switches.


Chrysler doesn't use fuel shut off switches


Chrysler does not have shut off switches. The fuel system is controlled with relays.


Chrysler does not have shut off switches. The fuel system is controlled by relays.


Chrysler doesn't use a fuel shut off switch


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Chrysler does not use fuel pump shut off switch in their cars.


it sounds like your ignition switch, i ran into a similar problem, your power goes through your ignition switch for your blower motor.



Have your blower motor resistor or blower motor checked out



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