Chevrolet Silverado Classic 2007 Owner's Manual page 320

Setting Preset Stations
Up to 30 stations (six FM1, six FM2, and six AM,
six XM1 and six XM2 (if equipped)), can be
programed 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 and hold one of the six numbered
pushbuttons until you hear a beep.
Whenever that numbered pushbutton is
pressed, the station that was set returns
for that pushbutton.
5. Repeat the steps for each pushbutton.
To store an equalization setting to a preset
station perform the following:
1. Tune to the preset station.
2. Press and release the AUTO EQ (equalization)
button to select the equalization setting.
Once the equalization no longer appears on
the display, the equalization is set for that
preset station.
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Setting the Tone (Bass/Treble)
AUDIO: Push and release the AUDIO knob until
BASS or TREB appears on the display. Turn
the knob to increase or to decrease. The display
shows the bass or treble level. If a station is weak
or has static, decrease the treble.
To adjust the bass or treble to the middle position
while it is displayed, push and hold the AUDIO
knob. The radio produces one beep and adjusts
the display level to the middle position.
To adjust all tone and speaker controls to the
middle position, push and hold the AUDIO knob
when no tone or speaker controls are displayed.
ALL CENTERED appears on the display and
you will hear a beep.
AUTO EQ (Automatic Equalization): Press this
button to select customized equalization settings
designed for country/western, jazz, talk, pop, rock,
and classical.
The radio saves separate AUTO EQ settings for
each preset and source.
If the radio is equipped with the Bose
system, the equalization settings are either
CUSTOM or TALK.
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audio