See also:

Place a Call Using a Stored Number
1. Push . System responds: “OnStar ready.”. 2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.” ...

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 ...

DIC Warnings and Messages
Messages are displayed on the DIC to notify the driver that the status of the vehicle has changed and that some action may be needed by the driver to correct the condition. Multiple messages may ...