Add-on Electrical Equipment

The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.

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    STABILITRAK NOT READY
    This message may display after first driving the vehicle and exceeding 30 km/h (19 mph) for 30 seconds. The TCS/StabiliTrak warning light on the instrument panel cluster also comes on. The St ...

    Passenger Sensing System
    United States Canada and Mexico The passenger sensing system will turn off the front outboard passenger frontal airbag and seat-mounted side impact airbag under certain conditions. N ...

    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. - ...