it does that because it has a generator which makes the engine makes these sounds
Wheel bearing.
Bad wheel bearing
it could be your tires on the pavement.
There can be a slight humming noise while driving a neon. This sound could come purely from the engine to indicate that it is running.
because something is about to break.
Could be a bearing going bad.
No. The loud humming noise could be a wheel bearing going bad and it could damage the ABS sensor if allowed to continue.
bad wheel bearings will do that, usually in the front.
Have you checked your transmission fluid? Try that Cindy
I have heard that if you have papers or napkins in the glove compartment box they can get sucked into the air vent which then makes a humming noise that you can hear while driving and as you increase the speed the pitch of the noise gets louder.
the humming noise is coming from a bad ground on you stereo
Certain types of tires may cause a brief humming noise after your initial acceleration. The transmission may also cause a brief humming noise.