Entry Lighting
The headlamps, parking lamps, taillamps, and most of the interior lamps turn
on briefly when 
is pressed on the
Remote Keyless Entry (RKE) transmitter. After about 30 seconds the exterior lamps
turn off, and then the dome and remaining interior lights will dim to off. Entry
lighting can be disabled manually by changing the ignition out of the OFF position,
or by pressing the RKE transmitter 
button.
This feature can be changed. See Vehicle Personalization .
See also:
Entering the Personalization
Menus
1. Press CONFIG to access the
Configuration Settings menu.
2. Turn the Menu knob to highlight
Vehicle Settings.
3. Press SELECT to select the
Vehicle Settings menu.
The following list of menu ...
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF
in each shift lever position.
The ignition should turn to LOCK/OFF only when the shift lever is in P (Park).
...
GM Mobility ReimbursementProgram
This program, available to qualified applicants,
can reimburse you up to $1,000 of the cost
of eligible aftermarket adaptive equipment required
for your vehicle, such as hand controls or a
wheel ...