Quote:
Originally Posted by bmsi30
Hi all. I've searched this forum and couldn't find any specific info but I did find someone on youtube that posted the same symptoms that I'm experiencing. It happens on 1-2 shifts and 2-3 shifts at standard rpm shifts(3-4k). If anything it seems to happen less frequently at high rpm. Car is a 2014 purchased late December 2013 and currently has 10k miles. Happens on all different brands of 91 gasoline in Southern California. No modifications.
Any help would be appreciated.
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That sound is completely normal, its related to throttle.
Take a listen to my under the hood audio on track its very very loud. And this is completely logged, zero knock etc.
[ame="http://www.youtube.com/watch?v=wGcv6SKj858"]Vortech FR-S Track Testing | Audio and Video Testing - YouTube[/ame]