An old man with a white dog in front of him pressing a garage door remote in front of the garage while a younger man inspects the door - Yuliya Taba/Getty Images Few ...

A reliable garage door opener is a necessity, but these devices don't last forever. Here's how long you can expect to go ...

One of the simplest reasons a garage door won't open is that it's locked. Many garage doors have manual locks or slide bolts that physically secure the door from the inside. When these are engaged, ...