OnStar

See also:

First Engine Oil Change After Every 240 000 km/150,000 Miles
• Engine cooling system drain, flush, and refill, cooling system and cap pressure check, and cleaning of outside of radiator and air conditioning condenser (or every 5 years, whichever occurs ...

Automatic Door Lock
The doors are programmed to automatically lock when the shift lever is moved out of P (Park). The automatic door lock feature cannot be disabled. ...

Interior Lighting
Dome Lamps The interior lamps control located in the overhead console controls both the front and rear interior lamps. : Turns the lamps off. : Turns the lamps on when any door is opened. : Keeps ...