Diagnostics

OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the veh ...

OnStar Additional Information

Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle owne ...

See also:

How to switch the display
The Around View Monitor display consists of the left and the right screens. You can see a combination of different views on the screens as illustrated above. Starting with the selector lever op ...

Heated windshields
Heated windshield.   Heated rear glass.   Press button to operate the required screen heater. The screen heater(s) will operate for a predetermined timed period before automaticall ...

Horn
To sound the horn, press the center pad on the steering wheel. ...