E87 Noisy conntrol arms

momo1

Well-known member
Hi Guys

so I posted some months back about an annoying rattle/knocking noise I had been having on my newly purchased 120i Msport.
so after much investigation and irritation it was concluded the noise to be coming from worn bushes on my control arms
I replaced all 4, upper and lower, right and left.
and was beyond pleased to know that the noise had dissapeard and the feel front the streering was wayyyyy better.
anyway the bastardo noise returned on Friday, I thought I was imagining until it got worst yesterday.
I took it back to the repair shop yesterday.
they stripped, played and tightend every possible component they believed could be causing the sound, but with no Luck.
they even tested it by removing the stabilisers thinking it would be that , but cannot detect the noise.
the new control arms seem 100%

its like a plastic thudding noise that occurs when the left wheel goes over a bump or uneven road surface.
on normal flat roads there isn't any sound.

anyone here experienced anything similar?
or might have an idea what it could be?
 

tyronejames

///Member
momo1 said:
Hi Guys

so I posted some months back about an annoying rattle/knocking noise I had been having on my newly purchased 120i Msport.
so after much investigation and irritation it was concluded the noise to be coming from worn bushes on my control arms
I replaced all 4, upper and lower, right and left.
and was beyond pleased to know that the noise had dissapeard and the feel front the streering was wayyyyy better.
anyway the bastardo noise returned on Friday, I thought I was imagining until it got worst yesterday.
I took it back to the repair shop yesterday.
they stripped, played and tightend every possible component they believed could be causing the sound, but with no Luck.
they even tested it by removing the stabilisers thinking it would be that , but cannot detect the noise.
the new control arms seem 100%

its like a plastic thudding noise that occurs when the left wheel goes over a bump or uneven road surface.
on normal flat roads there isn't any sound.

anyone here experienced anything similar?
or might have an idea what it could be?

Did you manage to locate what the issue is because i have a feeling i am suffering from the exact same problem. Please help:ty:
 

momo1

Well-known member
tyronejames said:
momo1 said:
Hi Guys

so I posted some months back about an annoying rattle/knocking noise I had been having on my newly purchased 120i Msport.
so after much investigation and irritation it was concluded the noise to be coming from worn bushes on my control arms
I replaced all 4, upper and lower, right and left.
and was beyond pleased to know that the noise had dissapeard and the feel front the streering was wayyyyy better.
anyway the bastardo noise returned on Friday, I thought I was imagining until it got worst yesterday.
I took it back to the repair shop yesterday.
they stripped, played and tightend every possible component they believed could be causing the sound, but with no Luck.
they even tested it by removing the stabilisers thinking it would be that , but cannot detect the noise.
the new control arms seem 100%

its like a plastic thudding noise that occurs when the left wheel goes over a bump or uneven road surface.
on normal flat roads there isn't any sound.

anyone here experienced anything similar?
or might have an idea what it could be?

Did you manage to locate what the issue is because i have a feeling i am suffering from the exact same problem. Please help:ty:

Hi Bud

Yip the first thudding sound was indeed control Arms , the second sound after the repair which I though was the same , was infact just a lose shock mount.
 

FiRi@Rennzport

Well-known member
Official Advertiser
Im having an issue with a thud noise coming from the rear. I thought it was either the suspension ie. shocks or the car sound that was installed by the previous owner, and removing sound and replacing the suspensions hasnt helped. Only happens when i existing the driveway or going over a speedbump.

Im subbed to this thread now
 

momo1

Well-known member
FiRi@TheFanatics said:
Im having an issue with a thud noise coming from the rear. I thought it was either the suspension ie. shocks or the car sound that was installed by the previous owner, and removing sound and replacing the suspensions hasnt helped. Only happens when i existing the driveway or going over a speedbump.

Im subbed to this thread now

get your mounts checked bru, probably worn or lose.
wont hurt as its' probably the cheapest suspension part .
 

tyronejames

///Member
Hi Bud

Yip the first thudding sound was indeed control Arms , the second sound after the repair which I though was the same , was infact just a lose shock mount.
[/quote]

Did you replace all the control arms or just the bushes and if so what did this set you back? Do you by any chance know of anyone that can have a look at it for me at a reasonable price? Thanks
 
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