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

SL55/63/65/R230 AMG: SL55 noise

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Old Jan 27, 2009 | 11:06 AM
  #1  
sound 8's Avatar
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SL 63 W/B AMG , S600,C220
SL55 noise

Hi, there is a rushing noise from behind my head,with engine running heard mostly when
stationary with radio off, less noticeable when on the move.
I have conflicting answers, some say fuel pump and some say tank baffle.
It's like water rushing through a pipe, any ideas would be welcome.
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Old Jan 27, 2009 | 02:34 PM
  #2  
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SL55AMG, Ferrari 348, Ferrari Testarossa, Ferrari F40, Ferrari Mondial t, Ducati 916, Indycar
Originally Posted by sound 8
Hi, there is a rushing noise from behind my head,with engine running heard mostly when
stationary with radio off, less noticeable when on the move.
I have conflicting answers, some say fuel pump and some say tank baffle.
It's like water rushing through a pipe, any ideas would be welcome.
I think that the 2 answers that you have are reasonable, but the best way to find out is take it in...
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Old Jan 28, 2009 | 12:28 PM
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SL 63 W/B AMG , S600,C220
Originally Posted by IngenereAMG
I think that the 2 answers that you have are reasonable, but the best way to find out is take it in...
Hi Dino, I have made another discovery, the noise goes on right hand bends,
and almost goes on left hand bends, surely this must eliminate the pump!
What do you think.
Cheers Paul.
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Old Jan 30, 2009 | 10:37 AM
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Its absolutely the fuel pump. I had the same problem. The head mechanic took a ride and listened and said fuel pump. Replaced it and it's gone.
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Old Jan 30, 2009 | 12:13 PM
  #5  
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Originally Posted by speed doc
Its absolutely the fuel pump. I had the same problem. The head mechanic took a ride and listened and said fuel pump. Replaced it and it's gone.
Thanks for your excellent reply!
How much did it cost, if you don't mind me asking.
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Old Jan 30, 2009 | 12:40 PM
  #6  
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2008 SL55
Here is the whole story. The car had 52 miles on it. I noticed the noise when I picked it up. It was brand new and I had it for one day. I went back to the dealer and they agreed something was wrong with it. I was so upset by this that they had another sl55 on the lot of the exact same options and color, they swapped me out the cars and I took the other one home. No noise on that one. I inquired what the sound was on the other one, and they said it was the feul pump. So out of curiosity I started up the old on on their lot after they replaced the pump and the sound was gone. Good dealer /customer service I would say.
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Old Jan 31, 2009 | 08:49 AM
  #7  
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SL 63 W/B AMG , S600,C220
Originally Posted by speed doc
Here is the whole story. The car had 52 miles on it. I noticed the noise when I picked it up. It was brand new and I had it for one day. I went back to the dealer and they agreed something was wrong with it. I was so upset by this that they had another sl55 on the lot of the exact same options and color, they swapped me out the cars and I took the other one home. No noise on that one. I inquired what the sound was on the other one, and they said it was the feul pump. So out of curiosity I started up the old on on their lot after they replaced the pump and the sound was gone. Good dealer /customer service I would say.
Hi,that's agreat way to fix a problem, trouble is mine is 7 years old so it will
be payable, however it's only done 25k with a full merc history, so I am waiting to see if there will be any good will from MB. Keep your fingers
crossed.
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Old Jan 31, 2009 | 08:52 AM
  #8  
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SL 63 W/B AMG , S600,C220
Icidently love your spoiler, I have a Lorinser spoiler but got it before I saw
the 63 spoiler. I slightly prefer yours so looks like something else to fork
out for beside the pump.
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Old Feb 5, 2009 | 12:25 PM
  #9  
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Same sound

I just noticed the same sound in my '08 55 yesterday. It has less than 6000 miles. Does anyone know if the fuel pump issue is a "fix it right away" problem or can it wait? I have an appt already next month for my A service (had the car 12 months). I don't want to change it if I don't have to. Is this only an aesthetic issue at this point? Thanks.
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Old Feb 5, 2009 | 01:44 PM
  #10  
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Originally Posted by bob44
I just noticed the same sound in my '08 55 yesterday. It has less than 6000 miles. Does anyone know if the fuel pump issue is a "fix it right away" problem or can it wait? I have an appt already next month for my A service (had the car 12 months). I don't want to change it if I don't have to. Is this only an aesthetic issue at this point? Thanks.
Hi, check out speedoc he had the same problem from new.
My car is a 2002, the dealer said they sometimes make a noise and was happy
to let me carry on driving it. It's however getting on my nerves so I want to fix it. whether it's the pump or a baffle they still have to drop the suspension
to get to the tank. Your car will be under warranty, but I agree a newish car
should not have surgery.
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Old Feb 5, 2009 | 05:30 PM
  #11  
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From: Atlanta, GA
2008 SL55
It truly will not effect the driving of the car. It purely is a pain in the butt distraction. The service forman also told me it will change in volume with the amount of fuel in the tank and with temp. Go figure. Still haven't heard it in this one. I agree that surgery of that magnitude on a new car is concerning.
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