OnStar

See also:

Key and Lock Messages
REPLACE BATTERY IN REMOTE KEY This message displays if a Remote Keyless Entry (RKE) transmitter battery is low. The battery needs to be replaced in the transmitter. See “Battery Replacement” und ...

Radios with CD and DVD
Vehicles with a USB, CD, and DVD radio have a Bose® Surround Sound System. Some of its features are explained later in this section, “Adjusting the Speakers (Balance/Fade).” Vehicles with a USB, ...

Exterior
There's hybrid badging on the cab's rear window, ahead of the side mirrors and on the tailgate, but otherwise the hybrid version looks similar to the gas-powered version. ...