1993 Buick Park Avenue Owner's Manual - Page 139

If your Buick has the Electronic Touch Climate Control tells System, the following information you how it works. 1 ~ Air Conditioner The next three selections cool the air. The air conditioner won't work well unless all the windows are closed. On veryhot days, open the windows long enough to let the hot inside air out. This reduces the amount ofworkyour air conditioner's compressor will have to do, which should help fuel economy. ~ i Max This settingprovides maximum cooling with the least amount of work. MAX recirculates much of the air inside your vehicle so it maximizes your air conditioner's performance and fuel economy. Norm Fan Speeds The fan control is used to select thespeed you want the blower to control the air flow. Use NORM for normal cooling on hot days. This setting cools outside air directs it through the instrument and panel outlets. Lever Controls The upper lever changes thefan speeds. Thelower lever changes the temperatureof the air coming through your air outlets. Bi-Level This settingis designed for use on sunny days when the air is only moderately warm or cool. On days like these, the sun may adequately warm your upper body, but your lower body may not be warmenough.