GMC Hummer H3 2008 Owner's Handbook Manual page 79

Instrumentation and Controls
Press the button again or press one
of the preset push-buttons to stop
this function.
The radio will only scan to stations
that are in the selected band.
The radio will not stop on stations
with weak reception.
. . . 78
Preset Station Scanning
Press and hold either SEEK arrow
for more than four seconds until
you hear a double beep and PSC
or PSCAN appears on the display
to sample all the stations that are
pre-set on your radio's push-
buttons.
Press the button again or press one
of the preset push-buttons to stop
this function.
The preset scan will only scan the
presets that are in the selected
band.
The radio will not stop on stations
with weak reception.
Presetting Stations
The station preset push-buttons let
you choose and set favourite
stations. Each of the push-buttons
can be set to program one AM,
one FM1 and one FM2 station:
1. Press BAND to select AM, FM1
or FM2.
2. Tune in the station.
3. Press AUTO EQ repeatedly to
choose one of several preset
equalisation settings that suit
different kinds of music or
radio stations.
See "Equalisation Settings" ear-
lier in this section for more
information.