See also:

License Plate Lamp (Wagon)
To replace one of these bulbs: 1. Open the liftgate. See Liftgate for more information. Passenger Side Shown, Driver Side Similar 2. Push the left end of the lamp assembly toward the right. ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overv ...