2004 Pontiac Grand Prix High pitched whistle noise only whe

[quote:bd090c9326="MarionBarber"]Other Category problem
2004 Pontiac Grand Prix 6 cyl Two Wheel Drive Automatic 51000 miles
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I have a 2004 GrandPrix V6 with 51,000 miles. I noticed that there is a high pitched whistle noise only when I accelerate. When my foot comes off the gas pedal, the noise is gone. I don't think it's a wheel bearing because the noise seems to be coming from the front and not the back. The noise isn't loud enough to drive me crazy but I can still hear it and it bothers me...

Where do you think I should start looking?

Thanks,

Russ[/quote:bd090c9326]sounds as if their is a hole in your intake manifold (boy racers drill holds to make their cars sound as if they have a