To maintain cooling system you need 0-0 liters of Green coolant. Don’t underestimate the importance of Mercedes-Benz’s 3.0 engine cooling system. For Mercedes-Benz R-Class it’s important to have optimal antifreeze inside. There is no chance 2011 R-Class engine will work efficiently with bad cooling. In 2009 the company produced vehicles with 3.0 engine having code of OM642.950.
Providing you keep the rules 3.5 motor installed in R-Class of 2006 year will be long lasting. So, don’t choose different from Green coolant and obey the number of 10.1-13 liters. It’s obvious that every OM642.950 motor needs good service as stated by Mercedes-Benz in instruction. It will be advantageous to follow Mercedes-Benz’s rules for 2007 R-Class service.