Setting the 12/24 Hour Format
1. Press the CONFIG button and
select Time Settings,
or press 
.
2. Highlight 12/24 Hour Format.
3. Press SELECT to select the 12 hour or 24 hour display format.
See also:
OnStar®
OnStar® uses several innovative technologies and live
advisors to provide a wide range of safety, security,
navigation, diagnostics, and calling services. ...
Connecting and Controlling an iPod™
Not all iPods can be controlled by the infotainment system.
Connecting an iPod
Connect the iPod to the USB port.
Searching for a Track
Tracks that are found can be searched for by:
Playlists
...
Accessories and Modifications
When non-dealer/non-retailer accessories are added to
the vehicle, they can affect vehicle performance and
safety, including such things as airbags, braking, stability,
ride and handling, emissi ...