Having worked at a dealer, you'll have lads that genuinely care about customers cars and will treat as their own and you'll have some thats main concern is bonus and racing thru the work as quickly as possible with a 'that will do attitude' #cutcorners. Which type of person your keys will be handed too is pot luck.
I wouldn't let a dealer wash my car, let alone work on it lol
Nissan SMR below
Same for my 350z, rather do it myself. However after the warranty period for a newer car, any goodwill towards manufactures defect repairs full dealer service history would be needed.