GMC Sierra 1999, Owner'S Manual

Page: 258 / 432

yellow blue
4-68
Camper/Fifth
-
Wheel Trailer Wiring Package
(If Equipped)
The eight
-
wire camper harness is located under the front
edge of the pickup box on the driver’s side of the vehicle,
attached to the frame bracket. A connector will have to be
added to the wiring harness which connects to the camper.
The eight
-
wire harness contains the following
camper/trailer circuits:
D Yellow: Left Stop/Turn Signal
D Dark Green: Right Stop/Turn Signal
D Brown: Taillamps
D White: Ground
D Light Green: Back
-
up Lamps
D Light Blue: Center High
-
Mounted
Stoplamp (CHMSL)
D Red: Battery Feed
D Dark Blue: Trailer Brake
A jumper harness for an electric trailer brake controller
and a trailer battery feed fuse are included with this
trailering package. (See “Instrument Panel Jumper
Wiring Harness” later in this section.)
If your 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 and separate CHMSL
connector are located at the rear of the vehicle and are
tied to the vehicle’s frame.