Home Garage Door Guide: Common Problems, Maintenance & Repair

A garage door is one of the largest moving systems in a home, and its size, weight, and spring tension make it nothing like an ordinary interior door. Homeowners can handle basic observation and maintenance; some repairs belong with trained technicians.

Door won't open

Read: Why Won't My Garage Door Open? Start with the opener controls, power, and obvious obstructions.

Door won't close

Read: Why Won't My Garage Door Close? Safety sensors are the usual place to start.

Door reverses

Read: Why Does My Garage Door Open and Then Close? Note when the reversal happens and whether anything is obstructing the door.

Door is noisy

Read: Why Is My Garage Door So Loud? New grinding, scraping, or banging deserves more attention than normal operating noise.

Door is crooked

Read: Why Is My Garage Door Crooked? Don't keep operating a door that's badly uneven or appears unstable.

Broken springs

Read: How Do I Know If a Garage Door Spring Is Broken? Garage-door springs store significant energy. This is not a good DIY repair category.

Basic homeowner maintenance

Follow the door and opener manufacturer's maintenance instructions. You can visually inspect rollers, tracks, cables, springs, weather seals, and how the door balances. Never loosen spring hardware or cable components to "adjust" the door.

Find local garage door help

If the door is stuck, uneven, has a broken spring, or is operating unsafely: Find Local Garage Door Help