See also:

Setting the 12/24 Hour Format
1. Press the CONFIG button and select Time and Date Settings, or press . 2. Highlight Set Time Format. 3. Press SELECT to select the 12 hour or 24 hour display format. ...

Scheduling Service Appointments (U.S. and Canada)
When the vehicle requires warranty service, contact your dealer and request an appointment. By scheduling a service appointment and advising the service consultant of your transportation nee ...

OnStar®
For vehicles with an active OnStar subscription, OnStar uses several innovative technologies and live Advisors to provide a wide range of safety, security, navigation, diagnostics, and calling servi ...