Trailer Wiring Harness - GMC SIERRA DENALI 2002 Manual

Trailer Wiring Harness

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Heavy Duty Trailer Wiring Package
Your pickup is equipped with the eight
towing harness. This harness with a seven
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heavy duty trailer connector is attached to a bracket on
the hitch platform.
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The Center High Mounted Stoplamp (CHMSL) wire is
tied next to the trailer wiring harness for use with a
-
trailer, slide in camper or cap.
4-58
The eight
trailer circuits:
D
D
D
D
D
D
D
D
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.)
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wire trailer
-
pin universal
If you need to tow a light
four
included with your vehicle. See "Four
Harness Adapter" later in this section.
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wire harness contains the following
Yellow: Left Stop/Turn Signal
Dark Green: Right Stop/Turn Signal
Brown: Taillamps
White: Ground
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Light Green: Back up Lamps
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Light Blue: Center High Mounted
Stoplamp (CHMSL)
Red: Battery Feed
Dark Blue: Trailer Brake
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duty trailer with a standard
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way round pin connector, an adapter connector is
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Wire Trailer