OnStar Services

See also:

Accessories and Modifications
Adding non-dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions s ...

Heated and Cooled Cupholders
For vehicles with heated and cooled cupholders, these are located in the front center console. Press down on the access door release button to open the cupholder door. To set to cool mode, press ...

Jump Starting
For more information about the vehicle battery, see Battery. If the vehicle battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to use t ...