See also:

Brake System Messages
BRAKE FLUID LOW This message is displayed when the brake fluid level is low. See Brake Fluid. BRAKES OVERHEATED This message is displayed when the brakes are becoming overheated. You may ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system s ...

Global Positioning System (GPS)
The navigation system determines the position of the vehicle by using satellite signals, various vehicle signals, and map data. At times, other interferences such as the satellite condition, road c ...