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 Enter Remote Start Mode
    Press and release the REMOTE START button on the RKE transmitter twice within five seconds. The parking lights will flash and the horn will chirp twice (if programmed). Then, the engine will ...

    General Information
    This device complies with Part 15 of the FCC rules and RSS 210 of Industry Canada. Operation is subject to the following conditions: • This device may not cause harmful interference. • This ...

    To Deactivate
    Perform either of the following steps to deactivate the SmartBeam™ system. 1. Select “Automatic High Beams — OFF” through the EVIC. Refer to “Electronic Vehicle Information Center (EV ...