See also:

Compass Messages
CAL This message is displayed when the compass needs to be calibrated. See Compass. – – – Three dashes will be displayed if the compass needs service. See your dealer for service. ...

To Transfer Audio to the In-Vehicle Bluetooth System
The cellular phone must be paired and connected with the Bluetooth system before a call can be transferred. The connection process can take up to two minutes after the key is turned to the ON/RUN ...

Hands-Free Calling
1. Push . System responds: “OnStar ready.”. 2. Say “Dial.” System responds: “Please say the name or number to call.”. 3. Say the entire number without pausing, including a “1” ...