2010 Chevrolet Suburban 2500 Owner's Manual - Page 249

REAR: Press the REAR button on the front climate control system to turn the rear climate control system on or off. An indicator comes on when the rear system is on. The rear climate control system can also be turned off by pressing and holding the C button. To turn the system on from the rear seats, press any rear climate control button, except the C button. Mimic Mode: This mode matches the rear climate control to the front climate control airflow settings. It comes on when REAR is pressed the first time. Independent Mode: This mode directs rear seating airflow according to the settings of the rear controls. To turn the system on from the rear, press any rear climate control button, except the C button. +/− (Increase/Decrease Temperature) : Press the + or − buttons to increase or decrease the cabin temperature. The rear control temperature display will show the temperature setting increasing or decreasing. The display only indicates climate control functions when the system is in rear independent mode. Manual Operation D C (Fan Control): Press these buttons on the rear seat audio control panel to increase or decrease the airflow. Pressing the fan up button when the system is off will turn the system on. The air delivery mode will remain under automatic control. +/− (Temperature Control): Press these buttons to adjust the temperature of the air flowing into the passenger area. Press the + button for warmer air and press the − button for cooler air. Automatic Operation, If Equipped. AUTO: Press the air delivery mode button until this setting is selected to control the inside temperature, air delivery, and fan speed. AUTO appears in the display when automatic operation is active. N (Air Delivery Mode Control): Press the mode button to change the direction of the airflow in the vehicle. Repeatedly press the button until the desired mode appears on the display. Multiple presses will cycle through the delivery selections. 4-29