Cadillac Escalade: OnStar® - Performance and Maintenance - In Brief - Cadillac Escalade Owner's ManualCadillac Escalade: 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  .

    Roadside Service
    U.S.: 1-800-224-1400 Canada: 1-800-882-1112 TTY Users (U.S. only): 1-888-889-2438 Mexico: 01-800-466-0805 As the owner of a new Cadillac, you are automatically enrolled in the Roadside Service pr ...

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    HD radio
    HD Radio™ systems provide digital radio broadcasts on AM/FM radio alongside the analog radio signals. HD Radio technology is capable of providing improved audio quality compared to the analog br ...

    Compass
    Your vehicle may have a compass in the Driver Information Center (DIC). See Driver Information Center (DIC)  for more information about the DIC. Compass Zone The zone is set to zone eight upo ...

    What to Use
    WARNING Adding only plain water or some other liquid to the cooling system can be dangerous. Plain water and other liquids, can boil before the proper coolant mixture will. The coolant warning ...