Originally Posted by
gtx
So I take you didn't find no leaks? You definitely have air in the system. Hate to say it but I would take it to a shop at this point and get a flush - sometimes the machine just does a better job. I'm not sure if I got it right, but if you drained the system completely before filling up again, that is your problem. IIRC even the FSM advises against that as to not to damage the MC. Shaking could be a lot of things - bedding period on new parts shouldn't be it, vibration maybe, but not shaking.