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:

    Clearing the System
    Unless information is deleted out of the in—vehicle Bluetooth system, it will be retained indefinitely. This includes all saved name tags in the phone book and phone pairing information. For info ...

    Dome Lamps
    The dome lamps are located in the overhead console. They come on when any door is opened and turn off after all the doors are closed. Turn the instrument panel brightness knob located below the dome ...

    Windshield Wiper/Washer
    The windshield wiper/washer lever is located on the right side of the steering column. With the ignition in ACC/ACCESSORY or ON/RUN/START, move the windshield wiper lever to select the wiper spe ...