ac/heater burning smell

2000 FORD EXPLORER
117,360 MILES • 6 CYL • 4WD • AUTOMATIC
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I have a 2000 ford explorer v6 and everytime i turn on the ac or heater i get a burning smell what can be the cause of this. Also when i turn on the unit it makes like a grumbling noise it runs. I see no smoke. Is this easy to repair thank you
Jun 12, 2011 at 1:30 PM
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RASMATAZ
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Check if the heater core is leaking
Jun 12, 2011 at 4:34 PM
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[email protected]
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hello no its not leaking when i turn it on it make a grumbling noise
Jun 12, 2011 at 4:42 PM
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RASMATAZ
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Check if the blower motor fan is rubbing against its housing
Jun 12, 2011 at 4:45 PM