OnStar Services

See also:

BATTERY VOLTS LOW
This message displays when the electrical system is charging less than 10 volts or the battery has been drained. If this message appears immediately after starting the engine, it is possibl ...

PRESS BRAKE TO START ENGINE (AUTOMATIC TRANSMISSION ONLY)
If the vehicle has the keyless access system, this message displays if you try to start the engine without having the brake pressed. The brake needs to be pressed when starting the engine. Se ...

Front Display
The front display is located in the instrument panel in the center of the speedometer and has four bars to provide distance and system information. The following describes how the UFRPA front ...