2007 Chevrolet Uplander Owner's Manual - Page 288

AUTO n (Automatic Volume): With automatic volume, the audio system adjusts automatically to make up for road and wind noise as you drive, by increasing the volume as the vehicle speed increases. Set the volume at the desired level. Press this button to select AUTO VOLUME MIN (minimum), AUTO VOLUME MED (medium), or AUTO VOLUME MAX (maximum). Each higher setting provides more volume compensation at faster vehicle speeds. To turn automatic volume off, press this button until AUTO VOLUME OFF appears on the display. MUTE: Press this button to silence the system. Press this button again to turn the sound on. This button is not available on the Radio with Six-Disc CD. t SEEK u: Press the right or the left arrow to go to the next or to the previous station and stay there. The radio only seeks stations with a strong signal that are in the selected band. t SCAN u: Press and hold either arrow for two seconds until FREQUENCY SCAN appears on the display. The radio goes to a station, plays for a few seconds, then goes to the next station. Press either arrow again to stop scanning. To scan preset stations, press and hold either arrow for four seconds until PRESET SCAN appears on the display. The radio goes to the next preset station, plays for a few seconds, then goes to the next preset station. Press either scan arrow again or one of the pushbuttons to stop scanning presets. The radio only scans stations with a strong signal that are in the selected band. Finding a Station BAND: Press this button to switch between FM1, FM2, AM, or XM1 or XM2 (if equipped). The display shows the selection. O / e (Tune): Turn this knob to select radio stations. 288