Periodically when I turn my heater fan on it comes on but no air comes out. What is causing it?
Dec 16, 2008 at 12:37 PM
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JACOBANDNICKOLAS
✓ASE Certified Mechanic
110,194 POSTS
Hi there are vent doors that direct the air. If one vent doesn't open fast enough, it will block the air.
Feb 27, 2009 at 12:02 PM
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