Multi-Displacement System (MDS) (If Equipped) — 5.7L Engine Only

This feature offers improved fuel economy by shutting off four of the engine’s eight cylinders during light load and cruise conditions. The system is automatic with no driver inputs or additional driving skills required.

NOTE:
The MDS system may take some time to return to full functionality after a battery disconnect.

    See also:

    Barge In — Overriding Prompts
    The “Voice Command” button can be used when you wish to skip part of a prompt and issue your voice command immediately. For example, if a prompt is asking “Would you like to pair a phone, ...

    Manual Operation
    This system offers a full complement of manual override features. The AUTO symbol in the front ATC display will be turned off when the system is being used in the manual mode. NOTE: Each of th ...

    Security
    It is advised to erase all channels before you sell or turn in your vehicle. To do this, press and hold the two outside buttons for 20 seconds until the red indicator flashes. Note that all cha ...