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. • ...

Tow/Haul Mode Light
For vehicles with the Tow/Haul Mode feature, this light comes on when the Tow/Haul Mode has been activated. For more information, see Tow/Haul Mode on page 9‑42. ...

Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...