GMC 2002 Safari Owner's Manual page 170

Finding RDS Stations
To find RDS stations perform the following steps:
1. Push the SEEK TYPE button or turn the P
LIST knob to display the program type list.
2. Turn the knob either clockwise or counterclockwise
to select a program type. The list is alphabetical. If
you select ANY TYPE your radio will seek to the
first PTY available.
3. Push the SEEK TYPE button to activate search.
VOL (Volume): Turn this knob clockwise to increase
volume when RDS interrupts regular play. Turn it
counterclockwise to decrease volume.
DISP (Display): Press this knob to change what appears
on the display while using RDS. Pressing this knob will
also display an RDS station frequency or program type
when the radio is on. The display options are station
name, station frequency, PTY and the name of the
program (if available). Pressing and holding this knob
will activate the RDS default display.
Finding a PTY Preset Station
-
P TYPE LIST (Program Type): Turn this knob
clockwise or counterclockwise to select the Program
-
TYPE
Type (PTY) you want to listen to. TYPE and a PTY
will appear on the display. Press the TYPE button and
the radio will seek to the first RDS broadcaster of the
selected program type. 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.
AM FM (Alternate Frequency): Alternate frequency
allows the radio to switch to a stronger station with the
same program type. Press and hold AM FM 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 AM FM again for two seconds to turn
alternate frequency off. AF OFF will appear on the
display. The radio will not switch to other stations. When
you turn the ignition off and then on again, the alternate
frequency feature will automatically be turned on.
SEEK TYPE: Press this button to go to a station with
the last selected PTY; TYPE and the last selected PTY
will appear on the display, if it is not already showing.
Press SEEK TYPE a second time to seek. If a station
with the selected PTY is not found, the radio will return
to the original station and display NONE.
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