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:

    Shocks and Struts
    Shocks and struts help aid in control for a smoother ride. - Signs of wear may include steering wheel vibration, bounce/sway while braking, longer stopping distance, or uneven tire wear. - ...

    Control Buttons
    The knobs and buttons used to control the CD player are: CD: Press to play a CD when listening to the radio. The disc and/or track number display when a CD is in the player. or : Press to ...

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