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 vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push an Advisor can run a check., and an Advisor can run a check.

    See also:

    Power Mirrors
    Manual Folding Mirrors Shown To adjust the mirror: 1. Move the selector switch to L (Left) or R (Right) to choose the driver or passenger mirror. 2. Press the arrows on the control pad to ...

    Hazard Warning Flashers
    (Hazard Warning Flashers): Press this button on the instrument panel, to make the front and rear turn signal lamps flash on and off. This warns others that you are having trouble. Press aga ...

    High Intensity Discharge (HID) Lighting
    WARNING! The low beam high intensity discharge lighting system operates at a very high voltage. If you try to service any of the system components, you could be seriously injured. Have your ...