Where is ac overflow tube located on 2005 Pontiac vibe?

The AC overflow tube on a 2005 Pontiac Vibe is typically located near the firewall, on the passenger side of the vehicle. It is a small rubber hose that extends downward from the air conditioning unit, allowing condensation to drain outside the vehicle. If you're having trouble locating it, check under the vehicle near where the passenger side floor meets the engine compartment.