1998 Chevrolet Express Van Owner's Manual - Page 141
1998 Chevrolet Express Van Manual
Page 141 highlights
Air Conditioning Before using your vehicle's conditioning, open the air windows to clear the vehicle of hot air.This reduces the time it takes for your vehicle to cool down. Then keep your windows closed for the air conditioner to work at its best. You can use MAX A/C with the temperature knob the in blue area when it's really hot outside and you needto cool the inside air quickly. MAX A/C lets in only alittle air from the outside. 1 ~ ~ ting On cold days, use HEATER with the temperature knob in the red area. Outside air will be brought in through the floor outlets. The heater works best if you keep your windows closed while using it. If you use the optional engine coolant heater before starting yourengine, your heating system will produce warmer air faster to heat the passenger compartment in cold weather. See "Engine Coolant Heater"in the Index. If you first use MAX A/C, you can then use A/C with the temperature knob in the blue area, as soon as the vehicle has cooleddown, so outside air will be going through your vehicle. If your vehicle hasrear air conditioning, setting it on LO may enhance front A/C performance by allowing trapped refrigerant inrear lines to circulate. When the air conditioning, DEFROST or BLEND is on, you may noticea slight increase or decrease in engine speed, due to compressor operation. This is normal because the system is designed cycle the compressor to on andoff to keep the desired temperature. Ventilation Tips Keep the hood and front air inlet free of ice, snow, or any other obstruction (such as leaves). The heater and defroster will work better, reducing the far chance of fogging the inside of your windows. When you enter a vehicle in cold weather, turn the blower fan to HI for a few moments before driving off. This helps clear the intake ducts of snow and moisture, and reduces the chance of fogging the inside of your windows. 0 Keep the air path under the front seats clear of objects. This helps air to circulate throughout your vehicle. Your vehicle has air vents in the center and the sides on of your instrument panel. 3-6