Quote Originally Posted by Ourobos View Post
Wanted to report back with the solution.. On the back of the HVAC panel, the main OR/BL wire that controls speed wasn't seated inside the plug properly. I replaced all that so it works on all four speeds now. It's these odd ball ones that get me as usual. Now time to charge this AC up, thanks again.
It's great that you found the problem and fixed it!

Also, thanks for the update.