I installed the wiper harness yesterday, wipers work great now. The only thing left to do for the annual inspection is getting the horn to work. From there it's just convenience things, like dome lights, fuel gauge, cruise control, etc,..
The wiper switch mounted in the temporary dash panel.:
The harness running to the wiper motor:
I need to find a good way to secure it to the firewall. I think the best idea is to secure it to that piece of weather stripping at the top of the firewall. I really need to clean the engine bay...
The other day I found a couple leftover rolls of FatMat laying around. I bought it long before I head the big CLD test thread. I decided to throw throw it on the firewall:
I did make an audible difference in engine noise getting into the cab, but that is mostly from covering up a bunch of factory holes that I'm no longer using.