BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - Bmw 435i rattle from rear on cold start, exhaust or other component?

thejeremyman9 · 03-09-2021, 04:40 PM

I've had the rattle from the exhaust flap before, and it didnt sound like your video. It also was not affected by gear selection.

Do you have stock exhaust? Can you go outside the car and listen around to pinpoint location?

03-09-2021, 04:40 PM	#2
thejeremyman9 Major General 4364 Rep 7,606 Posts Drives: 2015 BMW 335i Join Date: May 2019 Location: Cali iTrader: (0)	I've had the rattle from the exhaust flap before, and it didnt sound like your video. It also was not affected by gear selection. Do you have stock exhaust? Can you go outside the car and listen around to pinpoint location?
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