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:
Coolant
Important safety notes
The coolant is a mixture of water and antifreeze/corrosion inhibitor. It performs
the following tasks:
corrosion protection
antifreeze protection
raising the boiling ...
DUAL mode
DUAL mode
It is possible to make separate temperature
settings for the driver’s side and
passenger’s side (DUAL mode).
To activate the DUAL mode:
Press the “DUAL” button. When the DUA ...
Battery
■ Battery exterior
Make sure that the battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps.
1 Terminals
2 Hold-down clamp
■Before rech ...
