SL55 AMG, SL63 AMG, SL65 AMG (R230) 2002 - 2011 (2003 US for SL55 and 2004 for the SL65)

SL55/63/65/R230 AMG: Supercharger noise

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Old Jun 11, 2017 | 10:30 AM
  #1  
Jay Page's Avatar
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93 vette
Supercharger noise

Hi all!
My girlfriends car just returned from the shop, when sh started it up this am it sounded a bit like a card in the spokes of a bicycle wheel. Shut it off and I'm pretty sure it was coming from the,supercharger. Sound,went,away, but curious....known issue?

Pic of the old one it replaced....
Attached Thumbnails Supercharger noise-img_0719.jpg.jpeg  
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Old Jun 14, 2017 | 02:44 PM
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ArrArr's Avatar
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SL55
Supercharger pulley bearing?

https://www.youtube.com/watch?v=TQsVok6BC50#t=1m6s
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Old Jun 15, 2017 | 11:24 AM
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Jay Page's Avatar
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93 vette
The noise persisted a bit after the belt stopped... sounded like something spinning down. If the belt is stopped what could still be spinning?? Are the vanes of the supercharger clutched?
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Old Mar 31, 2022 | 12:56 PM
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Just sold my '11 Porsche TurboS cab for an '03 SL55!
Does anyone know the Super Charger pulley bearing specs or a source?
Thx
MK19
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Old Mar 31, 2022 | 01:29 PM
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SL55 AMG
Originally Posted by MK19
Does anyone know the Super Charger pulley bearing specs or a source?
Thx
MK19
I used this source for the Nachi bearing
https://www.partsgeek.com/catalog/20...y_bearing.html

There’s lots of videos out there on how to replace.
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Old Mar 31, 2022 | 02:21 PM
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Just sold my '11 Porsche TurboS cab for an '03 SL55!
Thx Wings55. Appreciated.
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