Do i really need to give you a list of greased and oiled areas on cars.......do manufacturers ever put grease or copaslip on anything?.
As an engineer and toolmaker of 40 years plus experience, what do you think.....I bet you've tried to undo seized old nuts and bolts.
Car makers spend millions of pounds on developing cars. Do you not think they would like to make life easier for their buyers, as regards wheel changing......