See also:

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

Ending a Call
Turn the Menu knob to select Hang Up, then press SELECT. ...

Securing an Add-on Child Restraint in the Vehicle
CAUTION: A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Make sure the child restraint is properly installed in the vehicle ...