OnStar Services

See also:

Vehicle Information Menu Items (with DIC Buttons)
(Vehicle Information): Press this button to scroll through the following menu items: ...

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 on page 5‑27. If this message ap ...

Belts
• Belts may need replacing if they squeak or show signs of cracking or splitting. • Trained dealer technicians can inspect the belts and recommend replacement when necessary. ...