OnStar Services

See also:

Dual Automatic Climate Control System
The heating, cooling, and ventilation for the vehicle can be controlled with this system. English Shown, Metric Similar A. Driver and Passenger Heated Seats (If Equipped) B. Driver and Passeng ...

Scheduled Maintenance
When the CHANGE ENGINE OIL DIC message comes on, it means that service is required for your vehicle. Have your vehicle serviced as soon as possible within the next 600 miles (1 000 km). It is poss ...

If a Tire Goes Flat
It is unusual for a tire to blow out while driving, especially if the tires are maintained properly. If air goes out of a tire, it is much more likely to leak out slowly. But if there ever is a bl ...