1999 Oldsmobile 88 Owner's Manual - Page 124

yellowblue Comfort Controls This section tells you how to make your air system work for you. With these systems you can control the heating, cooling and ventilation in your vehicle. Your vehicle has a flow-through ventilation system described later in this section. RECIRC: This setting limits the amount of fresh air entering your vehicle. You may use this setting to limit odors entering your vehicle. Airflow is directed through the upper instrument panel outlets. UPPER: This setting directs airflow through the upper instrument panel outlets. Some airflow will be directed through the lower outlets. BI-LEV: This setting directs air into your vehicle two ways. Cool air is directed to the upper portion of your body through the upper instrument panel outlets while warmed air is directed to the lower outlets. Some airflow will be directed through the windshield and side window outlets. LOWER: This setting directs most air through the lower outlets. Some airflow will be directed to the windshield and side window outlets. DEFOG: This setting directs air to the windshield, side window and lower outlets. Four Season Climate Control Mode Knob The left knob allows you to choose the direction of air delivery. OFF: This setting completely turns off the fan. DEFROST: This setting directs most of the air toward the windshield and some air toward the side window outlets. 3-2