Air coming out vents stays at the floor on any selection. Select defrost & air flows out of floor and defrost. Checked & fixed all vacuum leaks, actuators seem to be working. All-DATA doesn't give much information at all. Call local GM Dealer & got them to fax...

FIX posted 9/5/2003

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle