V-Belt Recall
Daimler AG has determined that a V-Belt upper guide pulley optimized for noise reduction is available. Mercedes-Benz of Valencia will replace the V-Belt upper guide pulley at your next dealership visit. The V-Belt Upper Guide is approximately half an hour, depending on the model of your vehicle. The V-Belt is covered 100% by your warranty.
I have a call into my SA to see if my GL is part of this recall.
I hate to sound like a woman, but what is the V-belt? Is that like a serpentine belt that is used in some domestic brands like Ford?
Or something.
STP
PS Meaning I don't know either, just being silly - it's Friday.
Daimler AG has determined that a V-Belt upper guide pulley optimized for noise reduction is available. Mercedes-Benz of Valencia will replace the V-Belt upper guide pulley at your next dealership visit. The V-Belt Upper Guide is approximately half an hour, depending on the model of your vehicle. The V-Belt is covered 100% by your warranty.
I have a call into my SA to see if my GL is part of this recall.
I hate to sound like a woman, but what is the V-belt? Is that like a serpentine belt that is used in some domestic brands like Ford?
Do you have a bulletin/recall number on this? I want to call my dealership with it in hand because this might have a lot to do with my noisy air conditioning issue.
Thanks,
Jeff
Last edited by BeanCounter; Aug 25, 2008 at 03:03 PM.
No, the e-mail didn't reference a TSB or recall #. It looks like I'll be taking it in Wednesday morning & waiting for the repair to be done.
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Last edited by ksdprasad; Aug 25, 2008 at 02:39 PM.
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A V-Belt has a V-Shaped cross section... Most newer cars (including the GL) use what is called a Multi Rib Belt (aka Serpentine belt)
So my suspicion is that there is a recall on one of the idler pulleys (idler pulleys don't power anything... they just spin freely and help to guide the belt). Bearings in idler and tensioner pulleys tend to give more frequently than you would think... My guess is that they used cheap-o bearings in the initial version of the pulley, lots of customers had bearings go bad while they were under warranty, so they redesigned the bearings to not go bad until AFTER the warranty expires
Wonder if the belt installation is different for GLs (and MLs) as this problem would surely run across all recent Mercedes with V8 (and likely) V6 gasoline engines otherwise. Seems doubtful to me it would be.
It's also somewhat suspicious that communication would come first from dealer rather than MBUSA. Dealers can of course "go fishing" based on TSBs or DTBs but don't think it's normal practice. The economy isn't "normal," of course.
Let us know what you find, Jen. I would bet that MB runs out of these pulleys next week when a multitude of GL owners demand their pulleys be replaced

Dutch was good enough to share a link that lists recalls for the ML, GL, etc.
Sounds like the same thing you guys are talking about:
Aug 15, 2008
2008070002
Service campaign, Revision: Update to warranty information
Models 164, 164.8, 171, 203, 209, 211, 216, 219, 221, 230, and 251 with Engine 272 or 273
Model Years 2006-2007
Replace V-Belt Upper Guide Pulley
Here's the link: http://www.whnet.com/4x4/tsb_164.html
A 30-minute process my foot...I was there for 2 hours, but it got done & the GL got a bath, so all is good.









