2003 Chevrolet Tahoe Owner's Manual - Page 176

Press this button to turn off the entire climate control system. Outside air will still enter the vehicle, and will be directed to the floor. This direction can be changed by pressing the mode button. The temperature can aiso be adjusted using either temperature knob. Press the up or down arrows on the fan switch, the defrost button, the AUTO button, or the air conditioning button to turn the system on when it is off. (Mode): Press this button to manually select the air delivery mode to the floor, panel, or windshield outlets. This system will stay in the selected mode until the mode button is pressed again, or the AUTO button, defrost button, or the off button is pressed. Air delivery mode can be adjusted while the system is off. A five second status display will indicate the current mode. 4# @* 0(Off): Driver's Side Temperature Knob: Turn this knob clockwise or counterclockwise to manually raise or lower the temperature on the driver's side of the vehicle. The display will show the temperature setting decreasing or increasing and an arrow pointing to the driver; The temperature can be adjusted even if the system is turned off. If the passenger's set temperature has not been adjusted this knob controls both the driver's and passenger's air temperature. The temperature to the rear seat area is controlled by using this knob. Passenger's Side Temperature Knob: Turn this knob clockwise or counterclockwise to manually raise or lower the temperature on the passenger's side of the vehicle. The display will show the temperature setting decreasing or increasing and an arrow pointing to the passenger. The temperature can be adjusted even if the system is turned off. Once this knob is used, the passenger's temperature will remain independent of the driver's until the AUTO button is pressed and held for approximately four seconds. Display: In the full AUTO mode, the automatic dual climate control system display will show the driver set temperature and an arrow pointing to the driver's side. An arrow pointing to the passenger's side will display if both sides are set to the same temperature. If the temperature settings are not the same, the opposite side temperature setting will be displayed for an additional five seconds. During the five second status display the current mode and blower speed will be displayed. 3-25