Thread: High pitch noise coming from passenger side
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Old 06-19-2009, 10:00 AM   #41 (permalink)
Roo
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Quote:
Originally Posted by huff442 View Post
I had a similar noise in my car. A high pitched whine coming from the passenger side. Guess what it was? My wife closed the air vent on the door. With the fan speed set to AUTO, the velocity of the air moving through the slits in the now-closed vent was fast enough to turn it into a dog whistle!

Check your vent and see if it's closed.

This problem happens only when you raise the RPMs. I turned my A/C and radio off and the noise still occured.
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