Chevrolet Impala 2018 Owner's Manual page 152

Turn off the air conditioning
when it is not needed.
Only use defrost when needed
to clear the windows.
Automatic Operation
The system automatically heats or
cools the vehicle to the desired
temperature:
Fan Speed
Air Delivery Mode
Air Conditioning
Recirculation
When AUTO is lit, all four functions
operate automatically. Each function
can also be manually set and the
setting is displayed. Functions not
manually set will continue to be
automatically controlled, even if the
AUTO indicator is not lit.
For automatic operation:
1. Press AUTO.
2. Set the temperature. Allow the
system time to stabilize. Then
adjust the temperature as
needed for best comfort.
To improve fuel efficiency and to
cool the vehicle faster, recirculation
may be automatically selected in
warm weather.
The recirculation light will not come
on when automatically controlled.
h
Press to manually select
recirculation; press it again to select
outside air.
Manual Operation
Driver and Passenger
Temperature Control : The
temperature can be adjusted
separately for the driver and
passenger.
Turn the knob clockwise or
counterclockwise to increase or
decrease the driver or passenger
temperature setting.
SYNC : Press to link all climate
zone settings to the driver settings.
The SYNC indicator light will turn
on. When the passenger settings
are adjusted, the SYNC indicator
light is off.
: Press the knob to turn the fan
on or off.
Climate Controls
Fan Control : Turn the knob
clockwise or counterclockwise to
increase or decrease the fan speed.
Press AUTO to return to automatic
operation.
Air Delivery Modes : Press
-
, or to change the direction of
the airflow. An indicator light comes
on in the selected mode button.
Changing the mode cancels the
automatic operation and the system
goes into manual mode. Press
AUTO to return to automatic
operation.
: Air is directed to the instrument
panel outlets.
: Air is directed to the instrument
panel outlets and the floor outlets.
: Air is directed to the floor
outlets.
-
: Air is directed to the windshield
and floor outlets to clear the
windows of fog or moisture.
0
: Press to clear the windshield
of fog or frost more quickly. Air is
directed to the windshield and side
window outlets.
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