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gchemist · 08-08-2008, 05:29 PM

Check the vacuum hose behind the air intake over the throttle body. The hose connects to a vacuum resevior to move vents. I had the same problem. I replaced hose because it would fall off occasionally.

08-08-2008, 05:29 PM	#3
gchemist BAD BOW-Silverado XST Join Date: May 2000 Location: Senior Member from Austin, TX Posts: 6,431	Re: blower control problems Check the vacuum hose behind the air intake over the throttle body. The hose connects to a vacuum resevior to move vents. I had the same problem. I replaced hose because it would fall off occasionally.