2006 GMC Envoy Owner's Manual - Page 282

SEEK: Press this button to advance to the next station or track and stay there. The display will show the selection. This function is inactive if the front seat passengers are listening to the same audio source. To scan preset stations, press and hold the SEEK button for two seconds and the radio will advance to the next preset station. If you continue to hold the button down, the radio will continue to advance through the available preset stations. The display will show the selections. This function is inactive if the front seat passengers are listing to the radio. Regular Wheelbase shown, Extended Wheelbase similar When a cassette tape is playing, press the SEEK button to go to the next selection on the tape. Press and hold the SEEK button to go to the other side of the tape. This function is inactive if the front seat passengers are listening to a cassette tape. When a CD is playing, press the SEEK button to go to the next track on the CD. This function is inactive if the front seat passengers are listening to a CD. When a CD is playing in the six-disc CD player, press and hold the SEEK button for 2 seconds to go you to the next CD, if multiple CDs are loaded. This function is inactive if the front seat passengers are listening to a CD. P (Power): Press this button to turn the system on or off. The rear speakers will be muted when the power is turned on. u (Volume): Turn this knob to increase or to decrease the volume. The left volume knob controls the left wired headphones and the right volume knob controls the right wired headphones. SRCE (Source): Press this button to select a source: radio, cassette tape, CD, or DVD. The inactive tape, CD, or DVD will remain safely inside the radio for future listening. 3-138