OnStar Services

See also:

DIC Buttons
The buttons are the trip/fuel, vehicle information, customization, and set/ reset buttons. The button functions are detailed in the following pages. (Trip/Fuel): Press this button to display the o ...

Engine Cooling System Messages
A/C OFF DUE TO HIGH ENGINE TEMP This message displays when the engine coolant becomes hotter than the normal operating temperature. To avoid added strain on a hot engine, the air conditioning com ...

Fuels in Foreign Countries
Never use leaded gasoline or any other fuel not recommended in the previous text on fuel. Costly repairs caused by use of improper fuel would not be covered by the vehicle warranty. To check the fuel ...