What parts do yo need ? The sol rarely goes bad it's mostly just contat problem, other things like relays can be replaces with more current parts.
It is a electrical ot mech problem you r haveing.I can send you a wireing diagram if you message me with a e mail addy. And having just gone tru the electrical side of mine I would be happy to pass on what I have found.
mikeescott, let me know how you C6 works out please.
i have a wiring diagram, i really looking for a source of new parts or a source of a whole overdrive transmission or maybe just some of the overdrive parts. is the overdrive that you replaced all good mikeescott? and would you sell it all. i really need a assembly diagram or a rebuild instructions.
Try Northwest in Ohio. I couldn't get the cluster gear for a T85n, it's unavailable but they had all the seals other gears bearing gaskets. I had to grind on some cluster gear teeth but was able to make it work fine.
Northwest Transmission Parts
13500 US Route 62 Winchester, Ohio 45697Toll-Free: 800-327-1955
Information Line: 937-442-2811
Fax Line: 937-442-6555