1998 Chevrolet Express Van Owner's Manual - Page 139
1998 Chevrolet Express Van Manual
Page 139 highlights
A/C: Use for normal cooling on hot days. This setting cools outside air and directs it through the instrument panel outlets. +e +', -e BI-LEVEL A/C: Use this setting to divide aifflow between the heater floor vents and instrument panel vents. The air conditioning compressor may operate in this setting to cool the air. VENT: This setting directs air through the instrument panel vents. +HHEAT This setting directs air through the heater floor vents. This setting is useful for cold weather. 0 G? HEAT/DEFROST: Use this setting to divide aifflow between the heaterfloor vents and windshield. DEFROST: This setting directs air through the windshield defroster vents.This setting is useful when you have fog or ice on the windshield. To increase and decrease the flow heated air to the of rear floor vents, move the switch marked REAR HEAT to the blower speedyou want. The knob has three speedpositions. To increase the flow of heated air, move the switch toward HIGH. turn the To fan off, move the switch toOFF. Rear Heater (Without Air Conditioning) If you have a rear heater (without rear air conditioning), the control switch is located on instrument panel. the 3-4