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Possibly the Heater Motor, if the fan is not coming on at all the bearing in the motor have probably gone out.
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∙ 18y ago
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Can a leaking heater core cause your ac not to work in 03 durango?
You may smell coolant when the ac is running but a leak in the heater core won't cause the ac not to work.
Will a weak circut breaker cause a water heater not to work?
Yes
Will low coolant cause a cars heater to not work?
Yes. The coolant carries the engine heat to the heater core. Without coolant the heater core does not get warm.
What would cause the heater in a 1997 Taurus not to work even after you drained the radiator changed thermostat and added new coolant?
the heater core could be pluged or the heater control valve is stuck closed
What would make the heater not work in a 1999 windstar?
Not a whole of symptoms to work with here...The most common cause of "... heater not working..." is a failed temperature blend door actuator motor.See "Related Questions" below for more
Why won't my heater blower in my 2003 Nissan Sentra turn off?
A bad control switch can cause your 2003 Nissan Sentra heater blower to stay on. The motor or a bad sensor can also cause the heather not to work properly.
What would cause radio and heater not to work on 2003 caravan?
Those are two seperate circuits. Start with checking the fuses. There is a fuse for the radio and a fuse for the heater blower motor.
What can cause heat to not work in my es350 Lexus?
While there are a variety of reasons your Lexus ES350 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.
What could cause heater not to work in a 98 bravada?
If the problem is that the air never gets warm, it's most likely a stuck-open thermostat. If not that, heater core may be plugged.
What could cause the AC lighter and heater control panel light to not work on a 1989 Nissan truck?
check the fuse
What cause heater not to work on 1999 navigator?
The most probable cause is low coolant level. After that you may have a bad thermostat or possibly a clogged heater core. You really need to give more info for a better answer. Does it work when the vehicle is moving but not so well when waiting at a light? Is the blower working? Is it not working at all?
Would the fuse in the heater relay cause the heater to leak into the car?
No...
