what can i check for air coming through driverside vent

1991 FORD THUNDERBIRD
150,000 MILES
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MIRCALE
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  • 8 POSTS
driver side vent has air coming through it and nothing is on it is only on the drivers side other vents are fine
Mar 7, 2012 at 1:42 PM
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HMAC300
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check for a vacuum motor eitehr the motor is bad or a hose has come off. also the control may not be getting vacuum or sending to motor. pic enclosed.
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Mar 7, 2012 at 8:29 PM