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What has failed when the Heater blower won't run on high speed on a 2002 GMC Sierra?
Wiki User
∙ 15y ago
BLOWER MOTOR RESITAR SWITCH
Wiki User
∙ 15y ago
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Cause for low speeds on blower fan 1994 ford not to come on high speed works?
Resistor on the heater blower motor has failed
What would cause the heater and ac to just stop working in a 1992 GMC SIERRA and the light for them to not turn on?
The blower motor speed switch is burned out or the fuse is blown.
What would cause a heater not to work in a 1989 Cadillac De Ville?
Could be, heater blower motor has failed. blower motor fuse is burned out. blower motor speed resistor is burned out. blower motor switch is bad. or, if the blower motor works but you have no heat it could be, cooling system is low on coolant. thermostat is stuck open. heater core is plugged. temp blend door actuator is faulty.
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The blower resistor has failed.The blower resistor has failed.
Why does your heater blower only run on high?
The blower motor speed resistor is burned out.
Why is your heater blower not working?
Blown fuse. Burned out blower speed resistor. Faulty blower switch. Bad blower motor.
You only have high speed on your heater blower what is wrong 2003 mercury sable?
The most likely problem with the heater blower on your 2003 Sable is the blower resister. The resister can go bad and cause you to only have one speed.
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In general the heater blower motor speed resistor is located in close proximity to the blower motor.
Your heater blower will just work on high speed?
The blower motor speed resistor is burned out. The high speed function bypasses the resistor. The speed resistor is generally located near to the blower motor.
The blowers on your ford focus do not work on low speed?
heater blower resistor has to be replaced. you have to remove glove boxthe resistor is to the right of the heater blower moter
Where is the location of the heater blower motor resistor on a 1999 Volkswagen Passat?
You'll find the heater blower motor resistor in the heater/air conditioner compartment. This compartment is location underneath the dashboard. This is the part that allows the heater blower motor to change the fan's speed.
Why does the heater blower motor not work on the low speed on a 2002 F350 super duty?
bad blower resistor
