SERVICE SUSPENSION SYSTEM

This message displays when there is a problem with the Magnetic Ride Control system. See Magnetic Ride Control for more information. Have the vehicle serviced by your dealer.

    See also:

    Theft-Deterrent Feature
    TheftLock® is designed to discourage theft of the vehicle's radio by learning a portion of the Vehicle Identification Number (VIN). The radio does not operate if it is stolen or moved to a di ...

    Engine & Transmission
    The CTS comes standard with a 3.0-liter V-6 engine, but our test car's optional 3.6-liter V-6 and six-speed automatic transmission are a special pair among drivetrains. The transmission's shifts a ...

    Cellular and GPS Antennas
    Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle. ...