First: Welcome to the Forum!
The folks that are happiest with their rigs are too busy enjoying them; to post about it on a Forum.
The folks who aren't happy: they're the ones who are usually over-represented in these sort of hang-outs...
It largely comes down to the quality of the Dealership's Service Department. Talk to them, and you'll find out hat your RVing experience will be like.
But it sure is an awful lot of fun