E-Class (W210) 1995-2002: E 200, E 220D, E 240, E 290TD, E 300TD, E 200, E 240, E 280, E 320, E 420, E 430 (Wagon, Touring, 4Matic)

Belt tensioner spring broken?

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Old Nov 10, 2010 | 09:28 AM
  #1  
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From: Madison, WI
1998 E320
Belt tensioner spring broken?

Hi,

After the last A service on my 1998 E320 by the dealer I started hearing this clicking sound from the engine when the engine was "idle" (in park or in D, but no acceleration). So, I took it to the dealer last night and now they are saying that the spring inside the main belt tensioner is broken. The replacement parts and labor are about $450. Is this something that a normal mehanic would be able to replace more economically or is their price reasonable for the job? Any ideas what this part might be?

Thanks!
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Old Nov 10, 2010 | 12:20 PM
  #2  
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300E a couple 1994 w124wagon E320 Wagon/,1971MGB Track/Rally, MG Midget Autocross ,2000 E320 wagon.
common issue on

early tensioners
part $116
http://www.autohausaz.com/search/pro...ner%20Assembly
delivered

diy to r/r on www.benzworld.org w210 diy section
very easy
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Old Nov 10, 2010 | 01:12 PM
  #3  
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From: Madison, WI
1998 E320
ohlord, thank you very much for the quick and useful reply. I am thinking of ordering the part online having a friend do it!
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Old Nov 10, 2010 | 02:09 PM
  #4  
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From: Madison, WI
1998 E320
Should I go with the OEM one that is "updated version" or stick to the alternate brand (presumably "older version")?
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Old Nov 10, 2010 | 05:08 PM
  #5  
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300E a couple 1994 w124wagon E320 Wagon/,1971MGB Track/Rally, MG Midget Autocross ,2000 E320 wagon.
I would go

with the updated oem version The other might be just fine but the oem updated is worry free.
Order a new belt at the same time the old one probably could use changin
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