Thread: Sizzling Sound?
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      07-17-2009, 09:44 AM   #13
I can't belive this car is a 4 door family sedan.
John@BMW's Avatar

Drives: 2008 M3 sedan, '96 M3
Join Date: Jan 2009
Location: Atlanta

iTrader: (1)

Yep, condensation drainage from AC is hitting the exhaust. The best thing to do is pull off the panel under the trans and either reroute the drain line or add another length of hose to make it drain somewhere NOT over the exhaust.