Pontiac 1996 Grand Am Owner's Manual page 127

Hc-4ing
'lix---lg the right control knob to HEATER and the
center control knob clockwise sends some heated air
through the heater ducts toward your feet and some
through the defroster vents.
Veri,
3ys1
Use when outside temperatures are mild, and little
heating or cooling is needed. Turn the right knob to
VENT. Airflow is directed through the instrument panel
outlets. Set the center knob to the temperature desired.
VENT and HEATER are economical positions because
Your Pontiac's flow-through ventilation system supplies
the air conditioner compressor doesn't run in these two outside air into the vehicle when it is moving. Outside
settings. This reduces engine load, resulting in improved air will also enter the vehicle when the heater or the air
fuel economy. If either setting fails to keep you conditioning fan is running.
comfortable, or causes your windows to fog up, turn
the right control knob to one of the air conditioning Adjust the direction of
positions, or to DEFROST. airflow by moving the
If you have the optional engine coolant heater (engine
block heater) and use
it
during
cold weather, 0
O F
,
(-
18
O
C) or lower, your heating system will more
quickly provide heat because the engine coolant is
already
warmed.
See
"Engine
Coolant Heater"
the Index.
louvered vents.
3-5