See also:

Bluetooth Controls
Use the buttons located on the infotainment system and the steering wheel to operate the Bluetooth system. Steering Wheel Controls (Push To Talk) : Press to answer incoming calls, confirm ...

Dual Tone Multi-Frequency (DTMF) Tones
The in-vehicle Bluetooth system can send numbers during a call. This is used when calling a menu-driven phone system. For Radio with CD: 1. Turn or press the TUNE/MENU knob and select Enter Number ...

How OnStar® Service Works
In order to provide you with OnStar® services, your vehicle’s OnStar® system has the capability of recording and transmitting vehicle information. This information is automatically sent to an ...