OnStar Services

See also:

Distance to Destination
This display will show the vehicle distance with estimated time of arrival to destination. The value can be cleared or reset by pressing the SET/CLR button. Move the thumbwheel up or down to increas ...

Wireless Headphones
The two wireless headphones included with the Headrest DVD RSE system will only work with the Headrest DVD RSE system and are marked for channel 3 and 4. The wireless headphones must be used withi ...

Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control system ...