GMC 2002 Savana - Manual (Page 142)

3-3
Mode Knob
The right knob changes the airflow setting.
(Vent): This setting directs air through the
instrument panel vents.
(Bi - Level): This setting divides airflow between
the heater floor vents and instrument panel vents.
(Floor): This setting directs air through the
floor vents.
(Floor/Defog):This setting divides airflow
between the heater floor vents and windshield.
DEF (Defrost): This setting directs air through the
windshield defroster vents. This setting is used to
remove fog or ice from the windshield.
Heater/Air Conditioning Controls
(If Equipped)
If your vehicle has air conditioning, your heater/air
conditioning controls will look like this.
Before using your vehicle’s air conditioning, open the
windows to clear the vehicle of hot air.