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GMC 1997 Savana Van Owner's Manual page 130

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Fan Knob
The knob
on
the left side of the heating system control
panel controls the
€an
speed. The knob
has
four speed
positions. To increase airflow, move the knob toward
HI.
To decrease airflow, move it toward LO.
Temperature Knob
The middle knob on the control panel lets you select the
relative temperature of the air flowing into the passenger
area of your vehicle. This knob will allow you to adjust
the relative air temperature independently of the
function knob setting. Move the knob clockwise toward
the red area for warmer air. Move the knob
counterclockwise toward the blue area for cooler air.
Mode Knob
The right knob on the control panel changes the
heatedair conditioning setting.
MAX A/C: Move the right knob to MAX A/C for
maximum cooling. This setting puts the system in the
recirculation mode and helps to maximize your air
conditioner's performance and your vehicle's fuel
economy. This setting also cools the air the fastest. After
the vehicle's interior
reaches a
comfortable temperature,
move the knob clockwise to place the air conditioning
system in the
A/C
mode.
A/C:
Use for normal cooling on hot days. This setting
cools outside air and directs it through the instrument
panel outlets.
'#
BI-LEVEL A/C:
Use this setting to divide
airflow between the heater floor vents and instrument
panel vents. The air conditioning compressor
may
operate in this setting to cool the air.
/J
VENT: This setting directs air through the
instrument panel vents.
+H
HEAR This setting directs air through the heater
floor vents. This setting is useful for cold weather.
+H
HEATLIEFROST: Use this setting to divide
airflow between the heater floor vents and windshield.
I , .
*e
0
DEFROST This setting directs air through the
windshield defroster vents. This setting is useful when
you have fog
or
ice on the windshield.
3-4

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1997 savana