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:

    To Cancel
    The system will disable ACC without erasing the memory if: • You softly tap the brake pedal. • You depress the brake pedal. • You press the CANCEL switch. • An Anti-Lock Brake System (AB ...

    Voice Training
    For users experiencing difficulty with the system recognizing their voice commands or numbers, the Uconnect™ Phone Voice Training feature may be used. To enter this training mode, follow one o ...

    Tire Spinning
    When stuck in mud, sand, snow, or ice conditions, do not spin your vehicle’s wheels faster than 30 mph (48 km/h), or for more than 30 seconds continuously, without stopping. Refer to “Freeing ...