2007 Chevrolet Colorado Owner's Manual - Page 176

Climate Controls Climate Control System Fan Knob 9 (Fan): The center knob on the control panel is used to control the fan speed. Turn the knob clockwise or counterclockwise to increase or decrease the fan speed. If the knob is set on "0" (zero), some outside air will still enter the vehicle and will be directed according to the position of the mode knob. Mode Knob The right knob on the control panel is used to direct the airflow inside your vehicle. Turn the knob to select one of the following modes: With this system you can control the heating, cooling, and ventilation for your vehicle. H (Vent): Select this mode to direct air to the instrument panel outlets. \ (Bi-Level): Select this mode to direct approximately half of the air to the instrument panel outlets, and the remaining air to the floor outlets and the defroster and side window outlets. Cooler air is directed to the upper outlets and warmer air to the floor outlets. Temperature Knob The left knob on the control panel is used to adjust the temperature of the air in the vehicle. Turn the knob clockwise or counterclockwise to increase or decrease the temperature. 176