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      12-04-2022, 02:21 PM   #534
M27
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Italy
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Drives: E30,E31,E34,E82,F32
Join Date: Nov 2022
Location: Italy

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Quote:
Originally Posted by turas View Post
Have You changed oil in transfer box, fron diff, gearbox?
I changed oil in front diff. No effect, the high tone noise is still there. Happens as described above - only in AWD, high speed, throttle on, revs range 3-4K.
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