Engine Block Heater — If Equipped

Jeep Wrangler / Jeep Wrangler Owner's Manual / Starting And Operating / 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.

The engine block heater cord is found under the hood bundled in front of the battery tray.

The engine block heater must be plugged in at least one hour to have an adequate warming effect on the engine.

WARNING!
Remember to disconnect the engine block heater cord before driving. Damage to the 110-115 Volt AC electrical cord could cause electrocution.

    See also:

    Manual Door Locks
    To lock each door, push the door lock knob on each door trim panel downward. To unlock each door, pull the door lock knob on each door trim panel upward. Manual Lock Knob If the door lock knob ...

    Radio Operation
    Pressing the top of the switch will “Seek” up for the next listenable station and pressing the bottom of the switch will “Seek” down for the next listenable station. The button located in ...

    2011 Jeep Wrangler Unlimited review
    I've long thought that if a car enthusiast fell into a coma, say, 60 years ago and just awoke, he or she might recognize only two vehicles: The Porsche 911, and the Jeep Wrangler. Sure, both those ...