Clunking Sound Under The Hood?

Clunking Sound Under The Hood?
Here’s What Your Car May Be Trying to Tell You. When your vehicle starts making a clunking sound under the hood, it’s rarely something you should ignore. Strange noises are often your car’s way of warning you that a component is loose, worn out, or failing. While some causes are minor, others can lead to serious engine damage or unsafe driving conditions if left unchecked.