Cadillac 2005 CTS Owner's Manual page 209

To program the vehicle to a different mode, use the
following procedure:
1. Enter the personalization portion of the SETUP
menu following the instructions listed previously.
2. Scroll to DRIVER UNLOCK KEY OUT/OFF.
3. Press the TUNE/SEL knob to switch between on
and off.
When the mode is turned on, a check mark will
appear next to the feature name.
If you select Mode 1, Doors Lock in Gear (automatic
transmission) or Automatic Door Lock (manual
transmission) will be turned on automatically.
This feature cannot be selected if Driver Unlock in Park
(automatic transmission), Doors Unlock in Park
(automatic transmission) or Doors Unlock Key Out/Off is
selected. If any of these was previously selected, you
must first de-select it in order to be able to select Driver
Unlock Key Out/Off.
The mode 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.
Doors Unlock in Park
(Automatic Transmission)
The feature allows the doors to automatically unlock
when the transmission is shifted into PARK (P).
Programmable Modes
Mode 1: ON
Mode 2: OFF
Before your vehicle was shipped from the factory,
it was programmed to Mode 2. The mode to which the
vehicle was programmed may have been changed
since it left the factory.
To program the vehicle to a different mode, use the
following procedure:
1. Enter the personalization portion of the SETUP
menu following the instructions listed previously.
2. Scroll to DOORS UNLOCK IN PARK to highlight it.
3. Press the TUNE/SEL knob to switch back and
forth between on and off.
When the mode is turned on, a check mark will
appear next to the feature name.
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