GMC TopKick 2007 Owner's Manual page 193

Finding a Station
AM FM: Press this button to switch between FM1,
FM2, and AM. The display shows the selection.
TUNE: Turn this knob to select radio stations.
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SEEK : Press the right or the left arrow to go
to the next or to the previous station and stay there.
To scan stations, press and hold either SEEK arrow
for two seconds until you hear a beep. The radio
goes to a station, plays for a few seconds, then
goes to the next station. Press either SEEK arrow
again to stop scanning.
To scan preset stations, press and hold either
SEEK arrow for more than four seconds until you
hear two beeps. The radio goes to the first preset
station stored on the pushbuttons, plays for a few
seconds, then goes to the next preset station. Press
either SEEK arrow again to stop scanning presets.
The radio only seeks and scans stations, with a
strong signal, that are in the selected band.
Setting Preset Stations
Up to 18 stations (six FM1, six FM2, and six AM),
can be programmed on the six numbered
pushbuttons, by performing the following steps:
1. Turn the radio on.
2. Press AM FM to select FM1, FM2, or AM.
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.
5. Repeat the steps for each pushbutton.
Setting the Tone (Bass/Treble)
AUDIO: To adjust the bass or the treble, press
and release the AUDIO button until BAS (bass) or
TRE (treble) appears on the display. Then
press and hold the up or the down arrow to
increase or to decrease. If a station is weak or
has static, decrease the treble.
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