Cadillac 2004 CTS Owner's Manual page 204

To customize the name using the Navigation system,
do the following:
1. Enter the Personalization menu following the
instructions listed previously.
2. Turn the TUNE/SEL knob until Personalization
Name is highlighted. Press the knob once to
access the Edit Name screen.
3. There is an alpha-numeric bar at the bottom of the
screen. Turn the TUNE/SEL knob to scroll through
the available letters, numbers and symbols.
Press the knob to select the highlighted character.
As each character is selected, it will appear on the
screen and the system will advance one character to
the right. If you make a mistake, press the
Backspace multi-function button to erase the last
character entered. You can then re-enter another
character. If you want to completely erase the entire
name, press the Delete multi-function button.
If you prefer lower case letters, press the Lower
multi-function button. The multi-function button will
then change to Upper. Press the Upper
multi-function button to change the letters back to
upper case.
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4. Repeat Step 3 until the name you want is complete.
You can program up to 26 characters.
5. Press the Ok multi-function button when the name
is complete to save it.
The name you selected is now set. You can either exit
the programming mode by following the instructions
later in this section or program the next feature available
on your vehicle.
Configure Display Keys
(Base Audio System)
This feature allows you to customize the functions of the
four soft keys located to the left and right of the audio
display. See "Configurable Radio Display Keys"
under Radio with CD on page 3-101 for programming
information.