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

Jeep Grand Cherokee / Jeep Grand Cherokee Owners Manual / Starting and operating / 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:

    Setup
    To switch to system setup, you may say on of the following: • “Change to setup” • “Switch to system setup” • “Change to setup” • “Main menu setup” or • “Switch ...

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    The cap must be fully tightened to prevent loss of engine coolant (antifreeze), and to ensure that engine coolant (antifreeze) will return to the radiator from the coolant reserve tank. The cap s ...

    Glass Surfaces
    All glass surfaces should be cleaned on a regular basis with MOPAR Glass Cleaner or any commercial household-type glass cleaner. Never use an abrasive-type cleaner. Use caution when cleaning insid ...