Quote:
Originally Posted by hotrod2448
I'm pretty confident it's not tire noise. It changes pitch when you are on or off the gas to maintain a constant speed.
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So the pitch of the noise changes directly with engine speed, and not with road speed? That is important to know to help you diagnosis this.
If it does change with engine speed, I would be looking to eliminate the possibility of it being an alternator whine first (ground loop)
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