Jeep 2008 Wrangler - Manual (Page 358)

The Trailer Tow Package will include a 4–pin wiring
harness. Use a factory-approved trailer harness and
connector.
NOTE: Do not cut or splice wiring into the vehicles
wiring harness.
The electrical connections are all complete to the vehicle
but you must mate the harness to a trailer connector.
Refer to the following illustration.
Towing Tips
Before setting out on a trip, practice turning, stopping
and backing the trailer in an area away from heavy
traffic.
4 - Pin Connector
STARTING AND OPERATING 357
5