Towing Requirements – Trailer Lights And Wiring
Whenever you pull a trailer, regardless of the trailer size, stop lights and turn signals on the trailer are required for motoring safety.
The Trailer Tow Package may include a four-pin or a seven-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 four-pin connector and seven-pin connector illustrations.

Four-Pin Connector
1 — Female Pins
4 — Park
2 — Male Pin
5 — Left Stop/Turn
3 — Ground
6 — Right Stop/Turn

Seven-Pin Connector
1 — Battery
2 — Backup Lamps
3 — Right Stop/Turn
4 — Electric Brakes
5 — Ground
6 — Left Stop/Turn
7 — Running Lamps
See also:
Parade Mode (Daytime Brightness Feature)
Rotate the left dimmer control to the first detent. This
feature brightens the odometer, radio and overhead
displays when the parking lights or headlights are on. ...
Power Mirrors — If Equipped
The power mirror controls are located on the driver-side
door trim panel.
Power Mirror Controls
The power mirror controls consist of mirror select buttons
and a four-way mirror control switc ...
Soft-Keys
Soft-keys are accessible on the Uconnect Touch™ system
screen.
Uconnect Touch™ System 8.4 Automatic Temperature Controls — Soft-keys
Button Descriptions (Applies To Both Hard-keys And
So ...
