Thread: RPM drops on idle
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      05-26-2016, 11:56 AM   #72
schickane
Autocrosser
United_States
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Drives: 2009 E90 M3
Join Date: Mar 2016
Location: Brooklyn, NY

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My 09 DCT does this. Step on brakes, idle drops to ~550. Release brakes, idle goes back to ~750.

Has anyone resolved this issue? I believe it to be vacuum related.
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