1998 Oldsmobile 88 Owner's Manual - Page 130

A/C: Press this button to turn air conditioning on the and off. The system will cool and dehumidifythe air inside the vehicle. The indicator light will comeon to show that A/C is active. The A/C light will always be on in AUTO mode.The air conditioning compressor will only come on when system needsit. the Fan Knob The center knobis the fan knob and selects the force of air you want. Turnthe knob to the right (clockwise) to increase fan speed and to left (counterclockwise) to the decrease fan speed. The fan will always run unless the mode knobis turned toOFF. Temperature Knob The right knob regulates temperature of the air the coming through the system. Turntoward the blue area it for cooler air. Turn toward the red areafor warmer air. it For a quick cool-down on very hot days, use the RECIRC setting. Press A/C button, and if the the A/C indicator light is not on, turn the temperature knob the to turn end of the blue area (counterclockwise). Then, the fan knob toits highest speed. If this setting used for is long periodsof time, the air in your vehicle may become too cold and dry. normal cooling on days, select For hot the UPPER mode. To do this, press the A/C button. If the A/C indicator light does notturn on, turn the temperature knob to blue area and select the the appropriate fan speed. This setting cools the air entering your vehicle and directs through the upper outlets.The it by direction of the cool air can be controlled adjusting or turning off the instrument panel outlets. Heating Turn the temperature knob toward the red area for warmer air. To warmthe vehicle up on very cold days, select the LOWER mode, turnthe temperature knobto the end of the red area, and turn fan knob toits the highest setting. Air Conditioning On hot days, open windows long enough tolet hot the inside air escape.This reduces the time it takes for your the vehicle tocool down andalso reduces the time air conditioner's compressor will have to run, which should help fuel economy. Thenkeep your windows closedfor best. the air conditioner to work its ~ 3-3