Reactivation for Subsequent Owners
Push 
and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle.
The Advisor will update vehicle records and will explain the OnStar service offers and options available.
See also:
USB-Supported File and Folder Structure
The radio supports:
• Up to 700 folders
• Up to eight folders in depth
• Up to 65,535 files.
• Folder and file names up to 64 bytes
• Files with an .mp3 or .wma file extension
• AAC ...
Finding a Station
BAND: Press to switch between AM, FM, or XM. The selection displays.
(Tune): Turn to select radio stations.
SEEK and
SEEK: Press to go to the previous or next station and stay there.
To scan s ...
Tire Rotation and Required Services Every 12 000 km/7,500 mi
Rotate the tires, if recommended for the vehicle, and perform the following services. See Tire Rotation on page 10‑50.
• Check engine oil level and oil life percentage. If needed, change engi ...