OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview  .

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    Ride & Handling
    Our test CTS had the optional performance suspension, and the car felt as firm as one of the high-performance V-Series versions that Cadillac sells, with harsh, jarring responses over bumps. It's ...

    How to Check Lubricant
    To get an accurate reading, the vehicle should be on a level surface. A. Drain Plug B. Fill Plug If the level is below the bottom of the fill plug hole, located on the transfer case, some lubri ...

    Safety Belt Care
    Keep belts clean and dry. WARNING Do not bleach or dye safety belts. It may severely weaken them. In a crash, they might not be able to provide adequate protection. Clean safety belts only wi ...