See also:

Engine Block Heater — If Equipped
The engine block heater warms the engine, and permits quicker starts in cold weather. Connect the cord to a standard 110-115 Volt AC electrical outlet with a grounded, three-wire extension cord. ...

To Unlock The Doors
Press and release the UNLOCK button on the RKE transmitter once to unlock the driver’s door or twice to unlock all doors. The turn signal lamps will flash to acknowledge the unlock signal. The ...

Smooth, quiet ride
But most people won't get out into the wild with the Unlimited and they'll enjoy it just the same on the highway. Jeep added a few acoustic improvements to make the ride quieter, though those are ...