Originally Posted by GE3G
Thanks dude i was gettinf worried i just started it and it was gone... I read some guys with 5.0 say it was there alternators.... Im pretty confident its nothing internal/ motor
It could be the alternator as well. They hum under a load. Mine does it on my '02 if you watch my GoPro front-mounted camera videos you can hear it. Sounds like a supercharger. Haha
Watch this video. When I throttle does it sound like what you're talking about?
2016 Comp Orange GT (current)
Aurora - 2002 Boosted GT! (Sold, sadly)