Can a loose light switch cause electrical problems? Yes, a malfunctioning switch can lead to electrical problems like short circuits or electrical fires.

A buzzing light switch is the perfect example of a seemingly easy electrical fix. There are lots of underlying conditions that can result in a buzzing sound that begins to emanate from your switch.

While buzzing coming from a light bulb isn’t usually dangerous, it certainly is annoying. There are a few reasons a light can make that irritating buzzing sound—and there are a few things you ...