Making a Call

Calls can be made using the following commands:
• Dial
• Digit Dial
• Call
• Re-dial

    See also:

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...

    Replacing Brake System Parts
    The braking system on a vehicle is complex. Its many parts have to be of top quality and work well together if the vehicle is to have really good braking. The vehicle was designed and tested wit ...

    Driver Efficiency Gauge
    Driver Efficiency Gauge This gauge assists the driver in operating the vehicle more efficiently and will vary based on driver input. See Driver Efficiency Gauge for more information. ...