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 ...

Three-Way Calling
Three-way calling must be supported on the Bluetooth phone and enabled by the wireless service carrier. 1. While on a call, press . The system responds with “Ready,” followed by a tone. 2. Say ...

Unable to Connect to OnStar Message
If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push to try the call again or try again after driving a few miles into ...