See also:

General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

Brake System Messages
SERVICE BRAKE SYSTEM This message displays along with the brake system warning light if there is a problem with the brake system. See Brake System Warning Light  . If this message appears, s ...

Playing from the Hard Drive Device
HDD (Hard Drive Device): Press the HDD button to start playing tracks from the HDD. HDD displays and playback resumes from where it was last stopped. HDD Playback ModeThe infotainment system ...