Check your Owner Manual. The Owner Manual is available on line as well at Jeep.com.
Most likely it's a HOAT antifreeze = Zerex G-05 found at Valvoline.com > Products > Zerex > Antifreeze Zerex > Zerex G-05® Antifreeze / Coolant
•Protection for up to 5 years / 150,000 miles
•Approved by Ford and DaimlerChrysler for use in automotive and diesel engines.
•Utilizes hybrid organic acid technology to minimize inhibitor depletion
•Low-silicate, low-pH and phosphate-free formula
•Provides protection against liner pitting and corrosion
•Helps prevent rust and corrosion
•Helps prevent hot weather boil-overs and cold weather freeze-ups
•Protects all cooling system metals, including aluminum
It's available at WalMart here.
Ford uses the same product, can be orange (Chrysler) or yellow (Ford).
Other antifreezes will work like Peak Long Life Antifreeze @ PEAK Long Life® Antifreeze & Coolant
but staying with Zerex G-05 is a factory installed equivalent.