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I have a 2002 330i there is a vacuum can about the size of a

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pop can mounted on the...
I have a 2002 330i there is a vacuum can about the size of a pop can mounted on the underneath drivers side of of engine one vacuum line goes to intake manifold where does the other line go to
Submitted: 1 year ago.Category: BMW
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Answered in 33 minutes by:
1/30/2016
BMW Mechanic: Kenny, BMW Technician replied 1 year ago
Kenny
Kenny, BMW Technician
Category: BMW
Satisfied Customers: 1,126
Experience: BMW Master Certifed level 1 Technican
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It goes to the actuator for the valve on the exhaust muffler. Most people block it off to keep the valve always open so you can you block it off under the intake.

Here is a diagram of it

http://www.estore-central.com/bmw-parts-catalog/E46-330Ci-M54/Coupe/Exhaust-System/Vacuum-Control-Exhaust-Flap/

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