Quote Originally Posted by GaussianNoise
In California, I can recommend...

Pro Camera Service in Thousand Oaks. They have (or, had?) a technician there who specialized in the old Nikon and Leica bodies. Caveat: I haven't taken anything to these guys since I left So. Cal. Many years ago...
Pro Camera Service is still very good. Karl and Klaus have both retired, but the other guys are still there doing good work.