1994 Pontiac Grand Am Owner's Manual - Page 104

Temperature Control: The center control regulates the temperatureof the air coming through the system. lH (Bi-Level): Use on cool, but sunny days. This setting brings in the outside air, but directs it in two ways. The cool airis directed to the upper portion of your body through the instrument panel outlets, but slightly warmer air is directed through the heater ducts and defroster vents.At times this temperature difference may be more apparent than others. The air conditioner compressor operates in five airconditioning positions when the outside temperature is higher than about 40°F (4.5"C). h e Mode Control: The right knob changes the functions of your system. A.ir Conditioning Your system has three air conditioner settings. Before using your air conditioner on very hot days, open the windows long enough to let hot inside air escape. This reduces the amount of work your air conditioner's compressor will have to do, which should help fuel economy. Air Conditioning System (OPTION) The air conditioner and heater work best if you keep your windaws closed while using them. Your vehicle also has the flow-through ventilation system described later in this section. % :The left control knob setsthe fan speed. To select the forceof air you want, turn the knob. The fan is always running unless the mode control is moved OFF. to The fivepositions for air conditioniqgare MAX: Use for maximum cooling. This MAX (Maximum), NORM (Normal.), B/L setting recirculates much of the air inside ;>. w (Bi-Level),;j'VENT and your vehicle SO it maximizes your air >: % conditioner's performance and your %@ (Defrost)..._. . vehicle's fuel economy. The air is directed out through the instrument panel vents. Ventilation 1 . . A/C: Use for normal cooling on hot days. Use when outside temperatures are mild, This setting cools outside air and directs it and little heating or coolingis needed. i . through the instrument panel outlets. Turn the right knob t o H (Vent). Air flow is directed through the instrument panel outlets. Set the center knob to the temperature desired. IOS...