GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-MidEast-
15170043) - 2022 - CRC - 5/25/21
Climate Controls
183
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. Press
@
to
manually select recirculation; press it again
to select outside air.
Do not cover the solar sensor on the top of
the instrument panel near the windshield.
This sensor regulates air temperature based
on sun load. See
“
Sensors
”
later in this
section.
Manual Operation
O
:
Press to turn the climate control system
on or off. When the system is off, outside
air will be prevented from entering the
vehicle. When the system is on, a button is
pressed, or knob is turned, the climate
control system will turn on and deliver
airflow per the current setting.
9
:
Turn clockwise or counterclockwise to
increase or decrease the fan speed. Press the
knob to turn the fan off.
Press AUTO to return to automatic
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 the passenger and rear
climate temperature settings, if equipped, to
the driver setting. The SYNC indicator light
will turn on. When the passenger or rear
climate temperature settings are adjusted,
the SYNC indicator light is off.
The driver side or passenger side
temperature display shows the temperature
setting increasing or decreasing.
Air Delivery Mode Control :
Press
Y
,
\
,
[
, 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.
Y
:
Air is directed to the instrument panel
outlets.
\
:
Air is divided between the instrument
panel and floor outlets. Some air is directed
toward the windshield and side window
outlets.
[
:
Air is directed to the floor outlets,
with some to the windshield, side window
outlets, and second row floor outlets.
-
:
This mode clears the windows of fog or
moisture. Air is directed to the windshield,
floor outlets, and side window vents. The
system automatically forces outside air into
the vehicle and the air conditioning
compressor will run, unless the outside
temperature is close to freezing.
0
:
Press to clear the windshield of fog or
frost more quickly. Air is directed to the
windshield and the side window vents. The
air conditioning compressor also comes on,
unless the outside temperature is below
freezing.
Do not drive the vehicle until all windows
are clear.
See
.
A/C :
Press to turn the air conditioning
system on or off. An indicator light comes
on to show that the air conditioning is
enabled. If the fan is turned off, the air