Check this out on my site.
http://www.adchevy.org/electrical/47-53Wire.pdf
It's not finished yet, but if you print it out on a color printer and tape the edges together it will give you a full diagram of the CD Harness. If you need the actual directions sheets that came with the harness from CD I can scan them tonite and post them for ya.
MONGO


Mongo's Garage
Vintage GM Truck's & Parts
https://mongosgarage.com