2015 GMC SIERRA air condition

8
clImate controls
Recirculation Mode
Press Recirculation Mode to quickly cool the air inside the vehicle or prevent
outside odors from entering the vehicle.
Note: When the Recirculation Mode is used without air conditioning, the air humidity increases and the windows may fog.
See Climate Controls in your Owner Manual.
Defog Mode
Defrost Mode
Recirculation Mode
Floor ModeTEMP Temperature Control
Bi-level Mode
REAR Rear Window DefoggerF
Fan Speed Control/Off Vent Mode
A/C Air Conditioning Control
F Optional equipment

9
automatIc clImate controlsF
Automatic Operation
1. Press AUTO.
2. Set the temperature for the driver and front passenger. The system autom\
atically
controls the fan speed, air delivery, air conditioning and recirculation to reach the set temperature. Allow time for the system to reach the desired temperature.
If the air delivery mode or fan speed is manually adjusted, automatic op\
eration is turned off.
Recirculation Mode
Press Recirculation Mode to quickly cool the air inside the vehicle or prevent
outside odors from entering the vehicle.
Note: When the Recirculation Mode is used without air conditioning, the air humidity increases and the windows may fog.
Sync Temperature Settings
Press SYNC to link the passenger’s temperature setting to the driver’s setting. When the passenger’s setting is adjusted, the different passenger’s temperature setting is displayed.\
See Climate Controls in your Owner Manual.
Driver’s Temperature Control
Defog Mode
Defrost Mode
Passenger’s Temperature Control
Fan Speed Control/On/Off
Vent Mode
A/C Air Conditioning Control
F Optional equipment
AUTO Automatic Operation
Driver’s Heated/Cooled Seat ButtonsF
Passenger’s Heated/Cooled Seat ButtonsF
Recirculation Mode
Floor Mode
SYNC Link passenger’s temperature setting to driver’s temperature setting
Bi-level Mode
REAR Rear Window/ Outside Mirror DefoggerF