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2005 Lexus GS300 Question: my heat and air conditioner to 1 or 2 setting, there is a loud whistling sound?

 

Question

septalrv, 3.0L V6, Townsend, DE, February 25, 2013, 15:24
 Rookie

but when I increase the setting to 3, 4 or 5 it stops, what might this indicate as a problem

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  • Answer #1

    Auto Stop Limited from Auto Stop Limited, Inc, March 11, 2013, 09:43
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     Technician

    Hello

    Possible there is something in the vents or your blower motor bearing is showing signs of wear.

    Hope this helps

    RJ

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