GMC 2011 Sierra - Manual (Page 410)

Black plate (116,1) GMC Sierra Owner Manual - 2011
9-116 Driving and Operating
Camper/Fifth-Wheel Trailer Wiring
Package
The seven-wire camper harness
is located under the front edge of
the pickup box on the driver side
of the vehicle, attached to the
frame bracket. A connector must
be added to the wiring harness
which connects to the camper.
The harness contains the following
camper/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
If the vehicle is equipped with the
“Heavy-Duty Trailering” option,
please refer to “Heavy-Duty Trailer
Wiring Package” earlier in this
section.
When the camper-wiring harness
is ordered without the heavy-duty
trailering package, an eight-wire
harness with a seven-pin connector
is located at the rear of the vehicle
and is tied to the vehicle's frame.
Electric Brake Control Wiring
Provisions
These wiring provisions are
included with the vehicle as part
of the trailer wiring package. These
provisions are for an electric brake
controller. The instrument panel
contains blunt cut wires behind the
steering column for the trailer brake
controller. The harness contains the
following wires:
. Dark Blue: Brake Signal to
Trailer Connector
. Red/Black: Battery
. Light Blue/White: Brake Switch
. White: Ground
The harness should be installed by
your dealer or a qualified service
center.