2003 GMC Envoy Owner's Manual - Page 157

Steering Wheel Climate Controls You can adjust the fan speed and temperature of the front climate control system by using the buttons located on your steering wheel. Climate Controls Personalization If your vehicle is equipped with the Driver Information Center (DIC), you can store and recall the climate control settings for temperature, air delivery mode and fan speed for two different drivers. The personal choice settings recalled are determined by the transmitter used to enter the vehicle. After the button with the unlock symbol on a remote keyless entry transmitter is pressed, the climate control will adjust to the last settings of the identified driver. The settings can also be changed by pressing one of the memory buttons (1 or 2) located on the driver's door. When adjustments are made, the new settings are automatically saved for the driver. % (Fan): Press the up or down arrow on this switch to increase or decrease the fan speed. Press the up or down arrow on this switch to increase or decrease the temperature of the air flowing through the system. & (Temperature): 3-32