ac to non ac wiring

Photo, description of plug shape, and wires colors

Have you looked in the service manual?

73 is the first year of the "new style" diagrams for A bodies. I think the index is page 8-154. There's a chart listed in the index that shows all connectors and their location. If you can't find it post back

You can download one here which will give you an electronic one. You can take screeshots if necessary and post photos of specific areas

http://www.forabodiesonly.com/mopar/showthread.php?p=1970088617

There was a similar thread on this the other day