All of it. The 10 percent figure you occasionally see is nonsense that a lot of people believe just because they've seen it so much.
Quick Answer. Some things that cause a vehicle's front end to make a clunking noise are worn ball joints, a damaged tie rod, broken or loose sway-bar links, hard or damaged shocks, and faulty shock mounts. An automotive professional can inspect the vehicle's front end to locate the source of the clunk. Continue Reading.
Whining is often caused by a malfunction or blockage within the ballcock assembly, or refill valve. A whining noise when your toilet tank is filling may be the result of something simple, such as a partially closed valve. But often the problem is that one or more parts within the ballcock assembly needs cleaning or replacement.