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:
Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise, commonly referred
to as spark knock, might be heard when ...
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn-by-Turn
Navigation, and Hands-Free ...
Service Parts Identification Label
This label, located either in the glove box or the trunk area, has the following information:
► Vehicle Identification Number (VIN).
► Model designation.
► Paint information.
...