1993 Pontiac Trans Sport Owner's Manual - Page 113

Comfort Controls & Audio Systems The BI-LEV setting directs outside air into your vehicle in two ways. Cooler air is directed toward your upper body : Slide the lever to the right to through the front instrument panel Heater increase fan speed, to the left to outlets, while warmed air is directed decrease fan speed. through the heater ducts at your feet. At System times this temperature difference be may Your vehicle's heater will work best if Temperature Control Lever: Slide the more apparent than others. For the best lever to the right for warmer, heated air; you keep your windows closed.Your results, slide the temperature control slide it to the left for cooled air. vehicle also has flow-through lever to the middle position, and then UPPER: This setting brings in outside adjust it for comfort. this ventilation, described later in air through the instrument panel outlets. section, to bring outside into your air LOWER: This setting brings in most You may warm the air using the vehicle. heated air through the heater ducts, and If you have the optional engine block temperature controllever. some through the defroster vents. BI-LEV (Bi-Level): This setting is heater and useit during cold weather, MIX: Because of your Trans Sport's designed for use onsunny days when 0°F (-18°C) or lower, your heating larger windshield area, this mode is system will more quickly provide heat the air is only moderately warm or cool. particularly useful during cold or because the engine coolant is already On days like these, the sun may adequately warm your upper body, but inclement weather. Press to direct warmed. Seethe Index under Engine warmed air to the windshield and your lower bodymay not be warm Block Heater. through the heater ducts. enough. DEF (Defrost): Press to direct most warmed air to the windshield and side window vents. OFF: Press to turn thesystem off. Press any function to turn the system on. and Ventilation 8 . 8 112