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:
Cooling System – Drain, Flush, And Refill
If the engine coolant (antifreeze) is dirty or contains a
considerable amount of sediment, clean and flush with a
reliable cooling system cleaner. Follow with a thorough
rinsing to remove all de ...
Main Menu
Start a dialogue by pressing the Voice Command
button. You may say “Main Menu” to switch to the main
menu.
In this mode, you can say the following commands:
• “Radio” (to switch to ...
Vehicle Storage
If you are leaving your vehicle dormant for more than
21 days, you may want to take these steps to protect your
battery.
• Disconnect the negative cable from the battery.
• Anytime you store ...
