Chevrolet 2003 Impala Owner's Manual page 190

Finding a PTY Station
(RDS, XMTM and DAB)
To select and find a desired PTY perform the following:
1. Press the P-TYPE LIST knob. TYPE and a PTY
2. Select a category by turning the P-TYPE
will appear on the display.
LIST knob.
3. Once the desired category is displayed, press the
SEEK TYPE button to take you to the category's
first station.
4. If you want to go to another station within that
category and the category is displayed, press
the SEEK TYPE button once. If the category is not
displayed, press the SEEK TYPE button twice
to display the category and then to go to another
station.
If the radio cannot find the desired program type, NONE
will appear on the display and the radio will return to
the last station you were listening to.
BAND (Alternate Frequency): Alternate frequency
allows the radio to switch to a stronger station with the
same program type. Press and hold BAND for two
seconds to turn alternate frequency on. AF ON
will appear on the display. The radio may switch to
stronger stations. Press and hold BAND again for
two seconds to turn alternate frequency off. AF OFF will
appear on the display. The radio will not switch to
other stations.
This function does not apply for XMTM or DAB.
RDS and DAB Messages
ALERT!: Alert warns of local or national emergencies.
When an alert announcement comes on the current
radio station, ALERT! will appear on the display. You will
hear the announcement, even if the volume
is
muted
or a compact disc is playing. If the compact disc player
is playing, play will stop during the announcement.
You will not be able to turn off alert announcements.
ALERT! will not be affected by tests of the emergency
broaacast system. This feature is not supported by
all RDS stations.
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