Pontiac Vibe 2003 Owner's Manual page 132

Operation Tips
•
Clear away any ice, snow or leaves from the air
inlets at the base of the windshield that may
block the flow of air into your vehicle.
•
Use of non-GM approved hood deflectors may
adversely affect the performance of the system.
3-24
•
Keep the path under the front seats clear of objects
to help circulate the air inside of your vehicle more
effectively.
•
If the airflow seems low when the fan is at the
highest setting, the passenger compartment air filter
may need to be replaced. For more information,
see "Passenger Compartment Air Filter" following
and Short Trip/City Scheduled Maintenance on
page 6-8.