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 OnStar Additional Information , and an Advisor can run a check.

    See also:

    Safety Belt Extender
    If the vehicle's safety belt will fasten around you, you should use it. But if a safety belt is not long enough, your dealer will order you an extender. When you go in to order it, take the hea ...

    Instrument Panel Storage
    Pull down to open it. ...

    Power Door Locks
    The power door lock switches are located on the driver’s and front passenger’s door armrests. Press the lock symbol to lock all of the doors. To unlock the doors, press the other side of ...