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E39 (1997 - 2003)
The BMW 5-Series (E39 chassis) was introduced in the United States as a 1997 model year car and lasted until the 2004 when the E60 chassis was released. The United States saw several variations including the 525i, 528i, 530i and 540i. -- View the E39 Wiki

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  #1  
Old 11-17-2012, 10:32 AM
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rubberducky203 rubberducky203 is offline
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Exclamation Engine screech at start up

The problem started yesterday morning as when I started it up I got this horrible screech from the front of the engine any help is greatly appreciated.

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  #2  
Old 11-17-2012, 10:53 AM
edjack edjack is online now
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Sounds like a bad bearing in an idler, or one of the accessories, or a worn-out fan clutch. Don't drive it until it's fixed. The bearing could seize and cause more damage.
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  #3  
Old 11-17-2012, 11:06 AM
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rubberducky203 rubberducky203 is offline
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I'm replacing the fan clutch today to see if thats it
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  #4  
Old 11-17-2012, 12:45 PM
edjack edjack is online now
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Be sure to examine the idler wheels and accessory bearings by spinning them, looking for noise.
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  #5  
Old 11-17-2012, 03:02 PM
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moots moots is offline
wat's dat noise
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i doubt its the fan clutch.suspect the water pump.
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  #6  
Old 11-17-2012, 03:21 PM
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Topaz540i Topaz540i is offline
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take the belt off and see how all the pulleys turn.
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  #7  
Old 11-19-2012, 12:36 PM
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Check this out:
- How to diagnose noises coming from the drive belt system (1)
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Each repair should invariably add to our knowledge base by the process of inexorable incrementalism.
Your job, in return, is to read the suggested threads, where the best people will always add value to those threads, either by pictures or by descriptions, so the next person with the same problem stands on your shoulders.
See also: E39 Bestlinks & How to easily find what you need
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  #8  
Old 11-19-2012, 03:24 PM
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rubberducky203 rubberducky203 is offline
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Pulley b in the attached picture is making a odd noise
Also how do I get the pulley right above it off as its in the way of getting the noisy pulley off.
Here's a vid too.
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Last edited by rubberducky203; 11-19-2012 at 03:38 PM.
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