Cadillac 2005 CTS - Manual (Page 134)

If your vehicle is equipped with the Navigation system,
do the following:
1. Press the MAIN button located to the lower left of
the display.
2. Press the multi-function button next to the Setup
prompt at the right of the display.
3. Press the multi-function button next to Prog SWC
located at the right of the screen.
4. Turn the TUNE/SEL knob to scroll through the
available functions.
5. Once the function desired is highlighted, press and
hold the multi-function button next to the control you
wish to program (1, 2, 3 or 4). The buttons are
located at the right of the display.
When a control is successfully programmed, the
function you selected will appear next to the number
of the control at the right of the display.
6. Press the multi-function button next to the Back
prompt to exit each menu. If you desire to program
another control, repeat the procedure.
Each function can only be used once. When you program
a control with a function, that function is removed from
the list of functions available. It will return to the list if
you remove it from the SWC it is programmed to by
programming another function to that control.
Turn Signal/Multifunction Lever
CTS
CTS-V
3-8