Mercedes Vito Van 2009 W639 OM646 How To Change The Drive Serpentine Auxiliary Belt How to

As part of our vans service maintenance jobs we&replacing and changing the drive belt, it&a simple job but there&a few things you should know and the right tools are important before doing the job. The belt drives a lot of the important functions e.g. alternator, cooling and power steering pulleys so it&important to replace it e.g. if it&cracking/old to avoid a breakdown etc. We hope our video is helpful if you&looking into doing this job, and thanks for watching! #mercedesw639