Chevrolet Trailblazer 2023 Owner's Manual page 171

170 Climate Controls
Automatic Operation
The system automatically controls the fan
speed, air delivery, air conditioning, and
recirculation in order to heat or cool the
vehicle to the desired temperature.
When AUTO is lit, all four functions operate
automatically. Each function can also be
manually set and the selected 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, and adjust the
temperature as needed.
Manual Operation
In addition to the controls on the center
stack; the fan, air delivery mode,
temperature, and other climate settings can
be controlled by touching CLIMATE on the
infotainment Home Page or the climate
button in the application tray.
ON/OFF : Press to turn the fan off or on.
When off, no air will flow into the vehicle.
Turning the fan on, pressing any other
button, or turning a knob will turn the
system back on using the current setting.
9
: Turn the knob clockwise or
counterclockwise to increase or decrease the
fan speed. The fan speed setting appears on
the main display. Pressing either button
cancels automatic fan control and the fan is
controlled manually. Press AUTO to return
to automatic operation.
Air Delivery Mode Controls : Press any
z 6
combination of , , or
direction of the airflow. The indicator light
in the button will turn on. The current mode
appears in the display screen.
Pressing any of the three buttons cancels
automatic air delivery control and the
direction of the airflow is controlled
manually. Press AUTO to return to
automatic operation.
To change the current mode, select one or
more of the following:
z
: Clears the windows of fog or moisture.
Air is directed to the windshield.
: Air is directed to the instrument panel
outlets.
6
: Air is directed to the floor outlets.
0
MAX : Air is directed to the windshield
and the fan runs at a higher speed. Fog or
frost is cleared from the windshield more
quickly. When the button is pressed again,
the system returns to the previous mode
setting.
For best results, clear all snow and ice from
the windshield before defrosting.
A/C : Press to turn the air conditioning
to change the
system on or off. If the climate control
system is turned off or the outside
temperature falls below freezing, the air
conditioner will not run.
Pressing A/C cancels automatic air
conditioning and turns off the air
conditioner. Press AUTO to return to
automatic operation and the air conditioner
runs automatically as needed. When the
indicator light is on, the air conditioner runs
automatically to cool the air inside the
vehicle or to dry the air needed to defog
the windshield faster.