GMC 2008 Envoy Denali Owner's Manual page 219

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SEEK : Press the left SEEK arrow to go to the
start of the previous track. Press the right SEEK arrow
to go to the start of the next track. Press either SEEK
arrow for more than two seconds to search the previous
or next tracks at two tracks per second. Release the
button to stop searching and to play the track.
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TUNE : Turn the knob to fast track reverse or
advance through the tracks in all folders or playlists.
The track number and file name displays for each track.
Turn this knob while in random to fast track reverse
or advance the tracks in sequential order.
DISPL (Display): Press this knob to switch between
track mode, folder/playlist mode, and time of day mode.
The display shows only eight characters, but there can
be up to four pages of text. If there are more than eight
characters in the song, folder, or playlist name, they are
displayed if the knob is not pressed again, pressing this
knob within two seconds goes to the next display mode.
•
Track mode displays the current track number and
the ID3 tag song name.
•
Folder/playlist mode displays the current folder or
playlist number and the folder/playlist name.
•
Time of day mode displays the time of day and the
ID3 tag song name.
To change the default on the display, press the DISPL
knob until the desired display appears, then press and
hold this knob for two seconds. The radio produces one
beep and the selected display becomes the default.
INFO (Information): INFO displays when a current
track has ID3 tag information. Press this button
to display the artist name and album contained in
the tag. INFO disappears from the display when the
information in the ID3 tag has finished.
BAND: Press this button to listen to the radio when a
CD is playing. The inactive CD remains inside the radio
for future listening.
CD AUX (Auxiliary): Press this button to play a CD
when listening to the radio. The CD symbol displays
when a CD is loaded.
Z (Eject): Press this button to eject a CD. Eject can
activate while either the ignition or the radio is off. CDs
can be loaded while the ignition and the radio is off if this
button is pressed first.
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