Color code radio wires for a 2013 chevy express

Audio Item Wire Color Polarity Wire Location Radio 12V red/white + radio, black 14 pin plug, pin 1 Radio Ground black/white - radio, black 14 pin plug, pin 8 Radio Ignition (low speed GMLAN) Radio Illumination yellow (dimmer) + radio, black 14 pin plug, pin 7 Left Front Speaker (+/-) dk. blue - lt. blue +,- radio, black 14 pin plug, pins 2 - 9 Right Front Speaker (+/-) orange - dk. green +,- radio, black 14 pin plug, pins 3 - 10 Left Rear Speaker (+/-) tan - white +,- radio, purple 16 pin plug, pins 5 - 13 Right Rear Speaker (+/-) tan - orange +,- radio, purple 16 pin plug, pins 6 - 14 Satellite Radio 12 Volts red/white + Digital Radio under driv dash, 16 pin plug, pin 16 Satellite Radio Ground black/white - Digital Radio under driv dash, 16 pin plug, pin 9 Satellite Radio Ignition (low speed GMLAN) Satellite Radio Antenna (coaxial cable) Satellite Audio Left (+/-) brown/white - tan/white +,- Digital Radio, 16 pin plug, pins 2 and 1 Satellite Audio Right (+/-) dk. green/white - gray +,- Digital Radio, 16 pin plug, pins 3 and 4 2016 Chevrolet Express Van Wiring