Cadillac 2008 CTS Navigation System Owner's Manual page 66

FM source shown, other sources similar
All: Touch the screen button, located in the middle of the
screen, to receive a list of all of the selected band stations
in the area. Use the up and down arrow screen buttons to
scroll the frequencies. Select the frequency.
3-4
XM lists will also contain a category to select and the
stations or channels that pertain to the category. For XM,
touch the left and right arrow screen buttons to change
categories. The station information will appear on the
display.
FM lists may also contain a category to select if stations
in your area support Radio Data Systems (RDS).
DEL (Delete): Press delete to remove the currently
displayed category.
Restore CAT: Touch this screen button to restore a
category that was just removed
Restore All: Touch this screen button to restore all
categories that were removed.
Refresh: Touch this screen button to refresh the list of
stations.
When viewing a map screen, the name of the station or
channel will appear on the display.
u t
SEEK / SEEK: To seek stations, press the left or
right arrow keys to go to the next or previous station
and stay there.