OnStar Services

See also:

Trunk Release
The remote trunk release button is on the driver door, inside the storage compartment under the armrest. Vehicles with an automatic transmission, the shift lever must be in P (Park) or N ...

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 ...

Safety Belt Reminders
Driver Safety Belt Reminder Light There is a driver safety belt reminder light on the instrument panel cluster. When the vehicle is started, this light flashes and a chime may come on to remind ...