Pontiac 2002 Firebird - Manual (Page 157)

3-3
(Bi - Level): This setting directs air through the
upper air vents and the heater ducts.
(Vent): This setting directs air through the upper
air vents.
(Heater): This setting directs most of the air
through the heater ducts and some of the air through
the windshield defroster vents.
(Blend): This setting directs air through the
windshield defroster vents and the heater ducts.
(Defrost): This setting directs most of the air
through the windshield defroster vents and some of
the air through the heater ducts.
Cooling
The air conditioner works best if you keep your
windows closed. On very hot days, open the windows
just long enough for the hot air to escape.
1. Turn the air knob to A/C for normal cooling.
For faster cooling, turn the knob to MAX.
2. Turn the temperature knob to a comfortable setting.
3. Turn the fan knob to the desired speed.
Heating
The heater works best if you keep your windows closed
while using it.
1. Turn the mode knob to the heater symbol.
2. Turn the fan knob to the desired speed.
3. Turn the temperature knob to a comfortable setting.
During initial start - up only, if your vehicle is equipped
with an engine coolant heater, you can use it in cold
weather (around +20
_F/ - 8
_C or lower) to improve
heater performance on initial start up. See “Engine
Coolant Heater” in the Index.
Bi - Level
You may want to use bi - level on cool, but sunny days.
This setting directs cooler air toward your body and
warmer air toward your feet.
1. Turn the air knob to the bi - level symbol.
2. Turn the temperature knob to a comfortable setting.
3. Turn the fan knob to the desired speed.