Most Common M272 Engine Problems The Mercedes-Benz M272 is a V6 engine tasked with replacing the M112, Mercedes first V6 engine. All prior 6-cylinder engines from Mercedes were straight sixes. It's available in a lot of Mercedes models from 2004-2015 with a displacement of 2.5L, 3.0L, or 3.5L. In this article, we will discuss common M272 engine problems along with symptoms and … [Read more...] about 4 Common Mercedes M272 Engine Problems