Z3 Noise to sell your car...

[Nodzed]

OK been there done that !!!

I replaced everything one at a time

sub-frame bushes shock absorbents, top mounts, differential Bush the lot

the exact same noise as you.

AND IT ENDED UP BEING THE ............
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trailing arm bushes,

https://www.ebay.co.uk/itm/BMW-Z3-9...800811?hash=item212a4fe8eb:g:6O0AAOSw5dlaLjL5

That's unusual for trailing bushes to fail

 

[2DunnsZ3]

I understand the annoying rattles. I have one just at idle after it has been running awhile. never when I first start. Always after running. I know it has to be exhaust, or clamps, or tools, but I cant find it and it drives me crazy. fell your pain

 

[hgg]

trailing arm bushes??
Its difficult to check, I would have to jack up the car and see.

@2DunnsZ3, Its very annoying indeed! Where I live we have a lot of secondary roads which
are in a terrible condition and I have to listen to that all the time. Much worse when its cold...