What are some of the 2012 mercedes gl450 problems?

The 2012 Mercedes GL450 is known to have a couple of common problems. In general Mercedes vehicles are known for being luxurious to drive, but also are known to have some mechanical problems that develop as they get older. The most common problem that You will encounter with a GL450 is an oil leak that comes form the PCV vent housing. This can be solved by replacing the housing on the top of it. Another common problem is the driveshaft flex discs may crack over time. They often wear down faster than normal and that will lead to excessive driveshaft vibration and noise while You are driving.