1994 Oldsmobile Bravada Owner's Manual - Page 99

ducts at your feet. At times this temperature difference may be more apparent than others. VENT:The vent setting brings in outside air through the instrument panel outlets and at your front side windows. HTR The heater setting brings in most heated air through the heater ducts, and some through the defroster vents. If you have the optional engine coolant heater and use it during cold weather, 20°F (-8°C) or lower, your heating system willmore quickly provideheat because the engine coolant is already warmed. See the Index under Engine Defogging and Defrosting To rapidly defrost the windshield, slide the temperature control lever all the way up and select the (j@ setting. Adjust the fan to thehighest speed. To rapidly defogthe side windows, select the BI-LEV AfC setting and adjust the fan to thehighest speed. Aim the side vents toward the side windows. For increased air flow to theside vents, close the center vents. r Coolant Heater. (Defrost):This setting directs most of the warmed air to the windshield and side windows. Some will also go to thefloor vents. The air conditioner will also run in this setting to remove moisture from the air when thetemperature is above 40°F (4°C). Adjust the temperature control as desired.