No idea regarding the 335i, I have the Automatic version. Mmm... Well, It shouldn't make a noise, are you speed shifting? you said you are redlining, however, you are shifting above 5k-ish... Example: 5200K-ish? I am pretty sure it shouldn't be normal. Have you had this problem again?
__________________
Inkidoo
|| 335i Sedan || Montego Blue || Black Leather || Aluminum Trim || Sport Package || STEPTRONIC || Paddle Shifters || BWM Assist/Bluetooth || Park Distance Control || Comfort Access || Navigation System || Satellite Radio ||
|