It could be a bad wheel bearing, try jacking up your car and grab your tire at the 3+9 o'clock positions and try to wiggle your tire back and forth ( in and out ) if it moves at all its bad.
If a 2000 Honda Accord is making a howling noise when the brakes are pressed the rotor may be the issue. When a brake rotor becomes warped the wheel will not stop smoothly, and in turn create several different noises.
Remove the muffler
Dogs make howling noises in cars.
If the alarm on a 2000 Honda Accord is randomly making noise there may be a problem with the wire harness. When the brain or siren has a short it will randomly make noise and sound off the alarm system in the car.
A leaking manifold seal on the intake will cause a popping noise on the 1996 Honda Accord. This can heard most clearly on days when the weather is cold because the seals tend to shrink.
A shrill howling or wailing noise.
If the Honda Accord makes a groaning noise when reversing the can be caused by bad hub bearings. Hub bearings are what allow the car's wheels to spin, if gone bad they can cause wheels to come fully off the vehicle.
It makes alot of noise and overheats, leaks out of bottom of pump
The low humming on a 2005 Honda Accord could be one of several things. The most common source of a humming noise is a wheel bearing which may be coming loose. If the noise get louder over time the wheel bearings should be checked.
A continuous thumping noise and floor shaking while driving on a 2000 Honda Accord could mean a loose exhaust system. It could also mean a bent frame or a broken spring.