6.2 whistle

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Aug 2, 2012 | 01:46 PM

04Silvrado

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6.2 whistle

Hello all,
I have a complete stock 2011 6.2. Under heavy acceleration my truck makes a light whistle noise. Would any of you know what this would be?
Thanks in advance,

Aug 2, 2012 | 02:43 PM

ak2007r6

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From: Alaska

Roll your window up. ?

Aug 2, 2012 | 03:05 PM

04Silvrado

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Quote:

Originally Posted by ak2007r6

Roll your window up. ?

My windows are up. Lol. It's coming from under the hood if I had to guess....

Aug 2, 2012 | 04:47 PM

62nalide

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From: Dallas TX

post up a video if u can I really havent heard anything like that before from a stock 6.2

Aug 2, 2012 | 04:53 PM

Robert91RS

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376 cubes of small block power trying to turn your thottle body inside out!

Seriously, I've heard a few trucks whistle through the intake duct.

Aug 2, 2012 | 05:00 PM

rcsb jon

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From: Pittsburgh

Vacuum leak

Aug 2, 2012 | 05:48 PM

Egghaus

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From: Ontario, Canada

Mine has always had a bit of a whistle too since new, I just figured it was intake noise.

6.2 whistle

6.2 whistle

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