GMC Terrain: Automatic Operation
The system automatically controls the fan speed, air delivery, air conditioning, and recirculation to heat or cool the vehicle to the selected temperature.
When the AUTO indicator light is on, the system is in full automatic operation.
To place the system in automatic mode:
1. Press AUTO.
2. Set the temperature. Allow the system time to stabilize. Then adjust the temperature as needed.
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. Press the 
to select recirculation;
press it again to select outside air.
Automatic Climate Control System
The vehicle's heating, cooling, defrosting, and ventilation can be controlled
with this system.
A. Fan Control
B. AUTO (Automatic Operation)
C. Air Delivery Mode Controls
D. Front Defrost
...
Manual Operation
(Power): Press to turn the climate
control system on or off.
(Fan Control): Turn to increase
or decrease the fan speed. Adjusting the fan speed while in automatic mode places
the fan under ma ...
See also:
External audio source volume
If an external devices such as an MP3 player or
an iPod is connected to the AUX socket, the
device's volume may be different from the volume
of the internal sound sources such as the
disc play ...
Malfunction Indicator Lamp
If the indicator comes on
while driving, it means one
of the engine’s emissions control
systems may have a problem. Even
though you may feel no difference in
your vehicle’s performance ...
Vehicle Dynamics Control warning light/ Vehicle Dynamics Control operation indicator light
...
