Ask us anything

Why does my thermostat make a buzzing sound?

If a thermostat makes a buzzing or cracking noise when your heat is turning on or off, it's usually due to dirt between the contacts in the thermostat. The noise is the contacts dragging when closing.

Shop Recommended ProductsShop HomeX Recommended Products

Home-x logo

Let's Get It Fixed!

Our virtual experts can diagnose your issue (for free!) and resolve simple problems.

Call 1 (855) 466-3948Call now

RATE

Link copied to
clipboard.

RELATED QUESTIONS