Quote:
Originally Posted by rtick
my 370z has exactly the same noise too
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Yes, I isolated it to be coming from under the engine cover. When you are inside the car you hear it through the firewall, sounds like it is coming from the dash..... but it is occuring from under the engine cover....... now what it is I don't know.
John
thread on the issue:
http://www.the370z.com/nissan-370z-g...pitch-arg.html