GMC Hummer H3 2008 Owner's Handbook Manual page 88

You will hear one beep.
To quickly set all speaker and tone
controls to their middle positions,
do not select a control. Just press
and hold the knob when no tone
or speaker control is displayed.
You will hear one beep.
CEN or ALL CENTERED will
appear on the display.
If a station is weak or noisy, you
may want to lower the treble tone.
Equalisation Settings
Press AUTO EQ to select custom-
ised equalisation settings.
This feature has settings for the
following types of music or
stations: pop, rock, jazz, classical,
country and talk.
To return tone control to the
manual mode, press and release
the AUTO EQ button until
CUSTOM appears on the display.
The radio stores separate settings
for each source and each preset
station.
Section 1
Station Seeking
Press either side of the SEEK
button and the radio will go to the
next higher or lower station and
stay there.
The radio will only seek to stations
that are in the selected band.
The radio will not stop on stations
with weak reception.
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