See also:

Sending a Number During a Call
1. Press . The system responds with “Ready” followed by a tone. 2. Say “Dial”. The system responds with “Say a number to send tones” followed by a tone. 3. Say the number to send. ...

Roof
Sunroof On vehicles with a sunroof, the switches are on the overhead console. The sunroof only operates when the ignition is in ON/RUN or ACC/ ACCESSORY or in Retained Accessory Power (RAP). See R ...

Your Responsibility
Increase the volume of the radio if the OnStar advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Press and request a vehicle ...