Hummer 2006 H3 Owner's Manual page 169

To scan preset stations, press and hold either arrow for
more than four seconds. PSC will appear on the display
and the radio will produce two beeps. The radio will go to
a preset station, play for a few seconds, then go on to the
next preset station. Press either arrow again or one of the
pushbuttons to stop scanning presets.
The radio will only seek and scan stations with a strong
signal that are in the selected band.
4
(Information): If the current station has a message,
the information symbol will appear on the display. Press
this button to see the message. The message may
display the artist, song title, call in phone numbers, etc.
If the entire message is not displayed, parts of the
message will appear every three seconds. To scroll
through the message, press and release the information
button. A new group of words will appear on the display
after every press of this button. Once the complete
message has been displayed, the information symbol will
disappear from the display until another new message is
received. The last message can be displayed by pressing
the information button. You can view the last message
until a new message is received or a different station is
tuned to.
When a message is not available from a station, NO
INFO will appear on the display.
Setting Preset Stations
Up to 30 stations (six FM1, six FM2, and six AM,
six XM1 and six XM2 (if equipped)), can be programmed
on the six numbered pushbuttons, by performing the
following steps:
1. Turn the radio on.
2. Press BAND to select FM1, FM2, AM, or XM1
or XM2.
3. Tune in the desired station.
4. Press EQ to select the equalization.
5. Press and hold one of the six numbered
pushbuttons until you hear a beep. Whenever that
numbered pushbutton is pressed, the station
that was set will return and the equalization that
was selected will be stored for that pushbutton.
6. Repeat the steps for each pushbutton.
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