It also could be the air ride suspension. If its a humming sound that lasts for as much as 10 seconds, then cuts off, it could be the air compressor recharging the system. Its common to hear when the car is turned on or off, or at a stand still for a while...
A humming bird
Check your fuel pump
I have a whirring sound in my ears Can you tell me what is causing it?
A rubber diaphragm within the unit vibrates on hot days or when the propane tank is over filled, causing a humming sound and possibly limited gas flow. A humming is probably not going to be dangerous
Tinnitus is the cause of a humming sound in the ear. There are several things that can cause tinnitus; ear infections, wax in the ear, hearing loss from loud noises, and Meniere's disease.
There could be a few things that can cause this humming sound. It could be the wheel bearings rubbing, it could be the gears rubbing, it could even be coming from the engine pistons.?æ
Check transmission fluid and power steering fluid.
The word is droning. It means to make a continuous low humming sound.
Sounds like a wheel bearing.
When you Blow down by a reed the reed vibrates making a humming sound, the sound going down a tube changes into a perfect note.
A hummingbird got its name by the sound of its beating wings when it is nearby.
The wings flap so fast that they make a humming sound!
the wings do because they move so fast
a faulty fuel pump. check for a noisy humming sound comming from the fuel tank
Possibly worn wheel bearings can create a humming or groaning sound.
may be a bad or worn ring and pinion gear axel brgs' or low gear oil
It has no specific "sound". It's just a loud humming noise.
I wonder if your a/c compressor is going on the blink? If you can disconnect it somehow, does the humming stop?
Electric fuel pump
a humming sound to show you that it is secure.