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1999 Chevy Suburban

Tiny
JOHN26
  • MEMBER
  • 1999 CHEVROLET SUBURBAN
  • V8
  • 4WD
  • AUTOMATIC
  • 158,000 MILES
Im trying to wire a trailer harness on my 99 suburban but I cant find the right wires to tap into. There is a dark green and a light green, yellow, brownish colored one and a blaclk one by itself what ones do I use.
Thursday, December 11th, 2008 AT 11:03 PM

1 Reply

Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
Below is diagram for wires for trailer harness. If you can not resize the image to better see words, I also have the colors and associated circuits posted below diagram.


https://www.2carpros.com/forum/automotive_pictures/261618_Noname_35.jpg



RED - UNDER-HOOD FUSE/RELAY CENTER (HOT AT ALL TIMES)

LIGHT GREEN - BACK-UP LIGHTS CIRCUIT

YELLOW - TAIL/STOPLAMP HARNESS, 7CM FROM G415

DARK GREEN - TAIL/STOPLAMP HARNESS, 7CM FROM TRAILER HARNESS BREAKOUT

BROWN - REAR LAMPS HARNESS, 27 CM FROM TRAILER HARNESS BREAKOUT (W/ DUEL REAR WHEELS)

DARK BLUE - AUXILIARY LEAD (TAPED TO HARNESS)

WHITE - G415
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Thursday, December 11th, 2008 AT 11:51 PM

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