WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
When replacing the hose, ensure that the hose is routed correctly, free of kinks, and clear of sharp components. Ensure the vent is not plugged.