1993 Oldsmobile Bravada Owner's Manual - Page 105

NORM A/C: Use this setting for normal cooling on hot days. This setting cools outside air and directs it through the instrument panel outlets. BI-LEV A/C: Use on cool but sunny days. This setting brings in outside air, but directs it two ways-through the instrument panel outlets andthe heater ducts at yourfeet. 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 frontside windows. HTR: The heater setting brings in mosr heated air through the heater ducts, and some through the defroster vents. I you have the optional engine block f heater and use it during cold weather, 20°F (-8°C) or lower, your heating system will more quickly provideheat because the engine coolant is already warmed. See the Index under Engine Block Heater. (Defrost): This setting directs most of the warmed air to the windshield and side windows. Some will also go to the floor vents. The air conditioner will also run in this setting to remove moisture fromthe air when the temperature is above 40°F (4°C). Adjust the temperature control as desired. 103