Chevrolet 2001 Silverado 1500 Pickup Owner's Manual page 301

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The eight wire harness contains the following
trailer circuits:
D
Yellow: Left Stop/Turn Signal
D
Dark Green: Right Stop/Turn Signal
D
Brown: Taillamps
D
White: Ground
D
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Light Green: Back up Lamps
D
Light Blue: 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.)
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If you need to tow a light
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four way round pin connector, an adapter connector is
available from your dealer.
duty trailer with a standard
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Camper/Fifth Wheel Trailer Wiring Package
(If Equipped)
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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.
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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
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.)
-
Mounted
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