1996 Buick Skylark Owner's Manual - Page 127

Tepperature Knob The center knob changes temperature of the air the c o q h g through the system. Turni s knob toward red h (clockwise) for warmer air.Turn it toward blue (counterclockwise) for cooler.air. Mode Knob The right knob has several settings to control the direction of airflow. For each setting, set the temperature is to a comfortable setting. When right control knob the ' turned to OFF,the fan and the heating and cooling system will be off. . MAX: This setting provides maximum cooling with the least amount of work. MAX recirculates the air inside air your vehicle, and cools the quickly: Adjustthe temperature control to a cold setting. NORM: This setting will circulate cooled air fresh through the vents.