'96 saturn sl2 stereo wiring?

[Matt]

my saturn stereo wiring is all torn up n all it has is the wire ends. i got a stock harness from a scrap yard and was trying to hook it up but kept blowing the fuse i noticed that there are 2 dark green cords,,2 yellow cords,,and 2 brown cords. which color do i know goes with what color??? i tried to mix them but none i tried worked right..
ok so now i know what the two yellow wires and the two brown wires are for but what are the two dark green wires for???

[Slick D.]

schematics.com

[louis n]

1996 Saturn SL2 Car Audio Wiring Guide

Car Radio Battery Constant 12v+ Wire: Orange
Car Radio Accessory Switched 12v+ Wire: Yellow
Car Radio Ground Wire: Black
Car Radio Illumination Wire: Gray
Car Stereo Dimmer Wire: Brown
Car Stereo Antenna Trigger Wire: N/A
Car Stereo Amp Trigger Wire: N/A
Car Stereo Amplifier Location: N/A
Car Audio Front Speakers Size: 6 1/2? Speakers
Car Audio Front Speakers Location: Doors
Left Front Speaker Positive Wire (+): Tan
Left Front Speaker Negative Wire (-): Gray
Right Front Speaker Positive Wire (+): Light Green
Right Front Speaker Negative Wire (-): Dark Green
Car Audio Rear Speakers Size: 6 1/2? Speakers
Car Audio Rear Speakers Location: Rear Deck
Left Rear Speaker Positive Wire (+): Brown
Left Rear Speaker Negative Wire (-): Yellow
Right Rear Speaker Positive Wire (+): Dark Blue
Right Rear Speaker Negative Wire (-): Light Blue