1999 Chevrolet Corvette Owner's Manual - Page 174
1999 Chevrolet Corvette Manual
Page 174 highlights
yellowblue Outside Air Temperature Sensor This sensor is located in the air intake under the front bumper of the vehicle. Information from this sensor is used for the outside air temperature readings shown on the digital display for the automatic climate control system. If the outside temperature goes up, the displayed temperature will not change until: Inside Temperature Sensor This sensor is located to the left of the ignition switch. The automatic climate control system uses this sensor to receive information, so if you block or cover it, the system will not function properly. Air Conditioning On very hot days, the vehicle will cool down more quickly and economically if you open the windows long enough to let hot inside air escape. Then keep the windows closed in order to allow the air conditioning to work best. Maximum cooling will occur when the recirculate setting is operating, airflow direction is in the upper mode, and the temperature control knob (on a manual climate control system) is turned all the way to the blue area. These settings will be selected by the Automatic Electronic Dual Climate Control System if operating in AUTO when maximum cooling is required. When the air conditioning is on, you may sometimes notice slight changes in the vehicle's engine performance and power. This is normal. The system is designed to help fuel economy while maintaining the desired cooling level. D The vehicle's speed is above 20 mph (32 km/h) for one and a half minutes. one minute. D The vehicle's speed is above 45 mph (72 km/h) for These delays help prevent false readings. If the temperature goes down, the outside temperature display is updated immediately. If the vehicle has been turned off for more than three hours, the current outside temperature will be shown when you start the vehicle. If it has been turned off for less than three hours, the temperature will be recalled from the previous vehicle operation. 3-10