2002 Jeep Liberty Trailer Wiring | etrailer Call 800-298-8924 to get Expert Service ordering a Trailer Wiring for your 2002 Jeep Liberty. Complete installation instructions and lifetime technical support on all Trailer Wiring purchases. Lowest price guarantee on accessories for your Jeep Liberty and the fastest shipping available. 2002 Jeep Liberty Hitch Wiring | Harnesses, Adapters Jeep Liberty 2002, T-One Connector with Upgraded Circuit Protected ModuLite® HD Module by Tekonsha®. One-year warranty. 3 Wire System. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the..