Sounds like they need balancing, do they look like they've been stripped at all- as in do all the bolts like they've been removed, ( I can't see pics on tapatalk app!) their version of a sonic bath might be just about cleaning the internals using this method!
You've used a professional so take it back to them and explain that it's running worse, please sort it!
You've used a professional so take it back to them and explain that it's running worse, please sort it!
Some say...