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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    Driving Through Deep Standing Water
    Notice: If you drive too quickly through deep puddles or standing water, water can come in through your engine’s air intake and badly damage your engine. Never drive through water that is slight ...

    Passenger Safety Belt Reminder Light
    When the vehicle is started, this light flashes and a chime may come on to remind front passengers to fasten their safety belt. Then the light stays on solid until the belt is buckled. Fo ...

    Turn and Lane-Change Signals
    An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. For vehicles with the side blind zone alert system, an arrow in the outside mirror flashes when ...