1997 Pontiac Bonneville Owner's Manual - Page 143

Comfort Controls This section tells you howto make your air system work for you. Your comfort control system uses ozone-friendly R- 134a refrigerant. With these systems, you can control the heating, cooling and ventilation in your Pontiac. Your vehicle also has a flow-through ventilation system described later in this section. Fan Knob The left knob is the fan knob and selects the force of air you want. Turn the knob clockwise to increase fan speed and counterclockwise to decrease fan speed. The fan will always run unless the right control knob is the turned to OFF. The fanmust b'e on to run air conditioning compressor. Standard Climate Control System Temperature Knob The center control regulates the temperature of the air coming through the system. Turn it towardthe blue area for cooler air. Turn it toward the red area for warmer air. Mode Knob The right control has settings for air conditioning and non-air conditioning modes. The mode control allows you to choose the direction of air delivery. 3-2