See also:

UHP Controls
Use the buttons located on the infotainment system and the steering wheel to operate the UHP system. Steering Wheel Controls Steering wheel controls can be used to: • Answer incoming call ...

Adding Equipment to the Outsideof Your Vehicle
Things you might add to the outside of your vehicle can affect the airflow around it. This may cause wind noise and affect windshield washer performance. Check with your dealer before adding equip ...

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...