Heating; Bi-Level Heating; Ventilation; Defogging And Defrosting 3-2 - Pontiac 1997 Firebird Owner's Manual

Heating
The heater works best if you keep your windows closed
while using it.
1.
Turn the
air control knob to HEATER.
2. Turn the fan control knob to the desired speed.
3. Turn the temperature control knob to a
During initial start-up only, if your vehicle is equipped
with
an
optional engine coolant h'eater,
you
can use it in
cold weather (around
+20°F/-8"C
or lower)
to improve
heater performance on start up, Because an engine
coolant heater warms the engine coolant, your vehicle's
heating system can more efficiently pro'vide heat for the
passenger area of your vehicle. See "Engine Coolant
Heater" in the Index.
comfortable setting.
Bi-Level Heating
You may want to use bi-level heating
on
cool, but sunny
days. This setting directs cool air toward your body and
warmer air toward your feet.
1, Turn the air control
knob to BI-LEVEL.
2. Turn the temperamre control knob to a
3. Turn the fan control knob to the desired speed.
comfortable setting.
Ventilation
For
mild outside temperatures when little heating or
cooling is needed, you can still direct outside air through
your vehicle.
I ,
Turn the air control knob to
VENT.
2. Turn the temperature control knob to a
3 . Turn the fan control knob
to
the desired speed.
co'mfortable setting.
Defogging and Defrosting
1. 'Turn the air cantrol knob to DEFROST.
2 . Turn the temperature control knob to the
3. Turn the fan control knob to the desired speed.
desired setting.
3-4