Notes on position of engine number - AH01.00-P-0001-01D
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 Mercedes-Benz ML350, 2010 Mercedes-Benz ML350, 2009 Mercedes-Benz ML320, 2009 Mercedes-Benz GL320, and 2008 Mercedes-Benz ML320. However, it is still accessible from the selected car via links, so may be relevant.
Engine 112, 113, 120, 137, 271, 272, 273, 275, 285, 628, 629, 642, 651
Shown on engine 275
The engine number is located on the upper right transmission flange.
With OM 642 the engine number is located on the left front on the cylinder crankcase below the vacuum pump
With OM 651 the engine number is located on the left side on the cylinder crankcase below the vacuum pump