C-Class (W203) 2001-2007, C160, C180, C200, C220, C230, C240, C270, C280, C300, C320, C230K, C350, Coupe

rear end noise over bumps

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Old Mar 12, 2010 | 10:48 PM
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From: Canada
2003 c240 4matic wagon
rear end noise over bumps

Ok my 03 c240 4matic wagon makes a strange noise everytime i go over bumps

kinda sounds like a steel bar under tension thats moved kinda like a guitar string Im not sure what it could be were these cars know for problems with suspension??
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Old Mar 12, 2010 | 11:20 PM
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From: Diamond Bar, CA
W206 PHEV AMG
sway bar endlinks
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Old Mar 12, 2010 | 11:20 PM
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//WALD C320 Magnifique [sold], BMW Z4 3.0i 6spd[sold]
broken springs?
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Old Mar 12, 2010 | 11:26 PM
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From: Canada
2003 c240 4matic wagon
ok how do you check the end links?


and is this model known for broken springs??
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Old Mar 13, 2010 | 05:37 AM
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From: Kissimmee, Florida
2005 C230 Kompressor Sport, 1990 Jaguar XJS V12
My C230 K Sport does the same!
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Old Mar 13, 2010 | 06:13 AM
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2019 G70 6MT & 2022 Ford Maverick XL
Rear engine mount (aka transmission mount). I've had this issue. It's the noise you describe (including you H8TKTZ) and the mount is cheap and not too labor intensive to replace.
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Old Mar 13, 2010 | 09:22 AM
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From: Canada
2003 c240 4matic wagon
well how far back is the rear mount as to me in my wagon it sounds like its comming from the cargo area (but it is really hard to tell) Im going to charge up my video cam and see if i can record the sound this weekend

also how do you check the mount??

Last edited by contact148; Mar 13, 2010 at 09:34 AM.
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