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      05-30-2013, 02:35 PM   #33
Titanium3er
First Lieutenant
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Drives: '08 335i, '03 Kawa Z1000
Join Date: Apr 2013
Location: SW FL

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Quote:
Originally Posted by rewired87
I had the same problem and it was due to really dirty intake valves. Walnut shell blasting serviced fixed it. Very smooth now.
+1

If you're under CPO warranty, try to get the dealership to do it for you. Mine did, and the car has never run better.
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