Trailer Wiring Harness
Your vehicle is equipped with the following wiring
harnesses for towing a trailer.
Basic Trailer Wiring
The trailer wiring harness, with a seven-pin
connector, is located at the rear of the vehicle and
is tied to the vehicle’s frame. The harness
connector can be plugged into a seven-pin
universal heavy-duty trailer connector available
through your dealer.
The seven-wire harness contains the following
trailer circuits:
•
Yellow: Left Stop/Turn Signal
•
Dark Green: Right Stop/Turn Signal
•
Brown: Taillamps
•
White: Ground
•
Light Green: Back-up Lamps
•
Red: Battery Feed*
•
Dark Blue: Trailer Brake*
*The fuses for these two circuits are installed in
the underhood electrical center, but the wires
are not connected. They should be connected by
your dealer or a qualified service center.
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Summary of Contents for 2007 Yukon XL
Page 6: ...These are some examples of symbols that may be found on the vehicle 6...
Page 40: ...Put someone on it Get it up to speed Then stop the vehicle The rider does not stop 40...
Page 114: ...NOTES 114...
Page 202: ...Instrument Panel Overview United States version shown Canada similar 202...
Page 358: ...NOTES 358...
Page 591: ...Engine Drive Belt Routing 591...