1997 Buick Skylark Owner's Manual - Page 132

VENT Using VENT will allow outside air to flow through the instrument panel outlets. Air Conditioning HTR: This setting sends most the air through the of heater ducts. Adjust temperature controlto a warm the setting. If you havethe engine coolant heater, you can use it in cold weather (20°F (-8°C) lower)to heat or your vehicle's passenger area quicker. engine The coolant heater warms the engine coolant which will ultimately warmthe passenger area more efficiently. (See "Engine Coolant Heater" the Index.) in The air conditioner cools air coming into your the vehicle. The air conditioner works best when the windows are closed. On a very hot day, you might wan to open the windows to the hottest air out. let This reduces the time takes your vehicle to cool down, it which shouldhelp fuel economy. For quick cool-downon very hot days, MAX with use the temperature knob the blue area. this settingis in If used for long periodsof time, theair in your vehicle may become too dry. For normal cooling days, use NORM with the temperature knobin the blue area. The system will bring in outside air and cool it. BLEND: This setting dividesthe airflow equally between the heater and defroster outlets. the FRONT This setting operatesthe defroster. Most of the air comes out near windshield. Use this setting the when you getfog or ice on the windshield. On cool but sunny days, the may wann your upper sun body, but your lower body may not be warm enough. Y can use BI-LEV with the temperature knob the middle. in The system will bring in outside air and direct slightly wanner a r to your lower body. You may notice i this temperature difference more at some times than others. 3-3