[SRG]

From the 2007 Owners Manual:
Personal Settings (Customer Programmable
Features)

Chaper: UNDERSTANDING YOUR INSTRUMENT PANEL Page:231

This allows the driver to set and recall features when the
transmission is in PARK (automatic transmission) or the
vehicle is stopped (manual transmissions).
Press and release the EVIC button until Personal Settings
is displayed in the EVIC.
Use the EVIC button to display one of the following
choices:

Chapter: UNDERSTANDING YOUR INSTRUMENT PANEL Page:233

Turn Headlamps on with Remote Key Unlock
When this feature is selected the headlamps will activate
and remain on for up to 90 seconds when the doors are
unlocked using the remote keyless entry transmitter.
Press and hold the EVIC button when in this display until
“OFF”, “30 sec.”, “60 sec.”, or “90 sec.” appears to make
your selection.

Hope this helps;
srg