See also:

Soft Top — Two-Door Models
Please visit the owners section of Jeep.com for instructional videos. CAUTION! The soft top is not designed to carry any additional loads such as roof racks, spare tires, building, hunting, or cam ...

Tire Terminology And Definitions
...

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. ...