That sure sounds like something mechanically binding up. I would think if it were strictly a hydraulic problem(frozen moisture, etc.) you would be able to overcome that with brute force. It's been awhile, but I seem to recall fully seating the steering shaft to the splined shaft on the rack was a bi...

Just a comment on the electrics(dash/radio/ directionals/lights) not working. My ignition switch does not always return to the full "run" position detent after starting (weak spring?), and exhibits the same symptoms. Just nudging it back solves the problem.