I'm not sure about that. Any of the pro automotive repair youtubers have a lot to say about service items (cheap gaskets, seals, etc) being hidden behind so man

I'm not sure about that. Any of the pro automotive repair youtubers have a lot to say about service items (cheap gaskets, seals, etc) being hidden behind so many parts that the job is not economical to do. That, and the cost/availability of spares.