Is the Mercedes-Benz C63 AMG a Reliable Performance Sedan?
The C63’s reliability depends heavily on its generation. The W204’s 6.2-liter M156 naturally aspirated V8, W205’s 4.0-liter M177 twin-turbo V8, and W206’s four-cylinder plug-in hybrid have fundamentally different engineering and repair risks. For used buyers, I’d start with a well-maintained 2012–2014 W204 or 2019–2021 W205. Neither is cheap to maintain, but their known weaknesses are … Read more