Thinking about buying a 2014–2016 Mercedes E350 with the M276 engine? Before you hand over your cash, WATCH THIS. We walk you through all the hidden issues you NEED to check: -Common oil leaks & engine noise on cold start -Battery checks most buyers miss -Underbody problems like rear subframe, brake lines & suspension failures This client bought one full price and ended up paying thousands in repairs that could’ve been negotiated down if inspected properly. Don’t make the same mistakethis 6-minu