If you've ever typed "mercedes maintenance cost" into Google at 11 p.m. while staring at a service estimate, you're not alone. It's one of the most-searched questions among both current owners and people shopping for their first Mercedes-Benz — and most of the answers online are either outdated, written by people who've never serviced one, or vague enough to be useless. So here's the...

If you've ever typed "mercedes maintenance cost" into Google at 11 p.m. while staring at a service estimate, you're not alone. It's one of the most-searched questions among both current owners and people shopping for their first Mercedes-Benz — and most of the answers online are either outdated, written by people who've never serviced one, or vague enough to be useless. So here's the...