1998 Oldsmobile Aurora Owner's Manual - Page 154

Automatic Operation Press the AUTO-PUSH knob when you want the system to automatically adjust the interior temperature to your preference. When the system is set for automatic operation, air will come from the floor, upper or the windshield outlets depending on thetemperature inside the vehicle, the outside temperatureand the sun load. Fan speed will vary as the system reaches and maintains the comfort setting you have selected. ... ... To find your comfort setting, start with the system in automatic mode by pressing the AUTO-PUSH knob. Adjust the comfort setting by using the red and blue buttons located below the digital display until you reach a setting of 75°F (24"C), on the display. Give the vehicle about 20 minutes to stabilize and then readjust the comfort setting if necessary. The display will show the comfort setting for five seconds and then it will show the outside temperature. In cold weather, the system will delay turning on the fan to avoid blowing cold air. The length of the delay depends on the engine coolant temperature the and outside temperature. Rotating the AUTO FAN knob will override this delay by turning off the automatic fan mode and changing the fan speed. Your automatic electronic climate controlsystem has two sun sensors located on the top of the instrument panel that detect direct sunlight. To keep you and your passengers comfortable, the system may supply cooler air tothe side toward the sun. Becareful not to put anything over these sun sensors. The automatic electronic climate control system may not operate correctly if these sensors are covered. To change the automatic electronic climatecontrol display from an English display to a Metric display, push the OFF button located in theDriver Information Center (DIC) for two seconds. Thedisplay in the DIC will also change from an English to a Metric display. To return to anEnglish display, repeat the above procedure.