2006 Chevy Trailblazer What causes a noise near fan

2006 CHEVROLET TRAILBLAZER
42,000 MILES • 4 CYL • 4WD • AUTOMATIC
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ROBR67
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What causes a noise near the fan? I put belt dressing on it did not work. What else could be causing this, it tends to get louder when you are driving.
Mar 19, 2009 at 3:41 PM
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