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 ...

Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands—Free Directory that is shared between the Bluetooth and OnStar systems. The following commands are used to delete and store ph ...

SERVICE POWER STEERING
This message displays if a problem is detected with the speed variable assist steering system. When this message is displayed, you may notice that the effort required to steer the vehicle in ...