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How to Replace the Auxiliary Belt on a Mercedes M-Class?

Model: Mercedes Classe M W164 - Years: 2005, 2006, 2007, 2008, 2009, 2010, 2011
Part: V-belt

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Video tutorial

In this tutorial, you will see how to replace the auxiliary belt on a Mercedes M-Class, a very simple and quick operation. First, ensure the engine is cool enough to work safely, then open the bonnet and remove the upper plastic cover.

Next, locate the belt in question, situated at the front of the engine, and remove it by cutting it. At this point, position the replacement belt according to the indicated diagram, grasp the tensioner with a 17mm socket and, pulling it inward, attach the belt.


Updated on 1 November 2026 by ScegliAuto


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by ScegliAuto

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