Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, if it is equipped with automatic door locks, and can help police locate the vehicle if it is stolen.
See also:
Map Adjustments
The system lets you adjust the scale of view on the map. Also, as you drive,
the map scrolls automatically based on the direction of travel. ...
Engine Oil Change
When the CHANGE ENGINE OIL
SOON message displays, have the
engine oil and filter changed within
the next 1 000 km/600 mi. If driven
under the best conditions, the
engine oil life system migh ...
Change Compass Zone
The vehicle may have this feature.
To change the compass zone
through the DIC, see Compass. ...