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      11-10-2012, 01:29 PM   #5
martinf79
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Drives: F30 335i M Sport
Join Date: May 2012
Location: Toronto, Canada

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Quote:
Originally Posted by shivaswrath View Post
Right side exhaust is the only one open when you first start up...at least for me, on a cold day.
Yes - only right one is open. The left one is closed on start-up (for first 20 seconds or so). The damper on the left (which closes on start-up) is the one that makes a rattling sound. Do you have this too?
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2013 335i ///M-Sport | MPPK ON ORDER | AW | BD Leather | 19 M3 ZCP Wheels | M-Sport Brakes | Adaptive M-Suspension | Variable Sport Steering | Premium Package | Enhanced Bluetooth | Sirius | BMW Apps | Heads Up Display | Speed Limit Info | M Performance Grill | Front/Rear Painted Reflectors | Coded