The answer to 'electrical wiring making buzzing noise' is that a buzzing sound coming from electrical wiring is often a sign of an electrical problem that requires attention. This can be caused by loose connections, damaged wiring, or other issues that need to be addressed.
Common causes of a buzzing noise include: loose or faulty electrical connections, overloaded circuits, damaged or frayed wiring, and issues with the electrical panel or other components. The buzzing sound may be accompanied by flickering lights, outlets not working, or a burning smell. It's important to investigate the source of the buzzing noise promptly, as it can indicate a potentially dangerous electrical hazard.