Many modern appliances are actually designed with "error codes" that can be deciphered with a quick look at the owner's manual or a search online. These codes often pinpoint the issue, making diagnostics faster and minimizing repair time. What's more, several appliances now have smart technology that allows technicians to remotely assess and sometimes even repair the problem—without ever physically touching the appliance. Got a fascinating fact or experience with appliance repair? Share your story; let's learn from each other!