2026-05-26 7 min read A2Z Garage Doors
Your garage door won't open. The opener hums. Nothing moves. Most people don't think about their garage door until it stops working, but when it does, you're stuck. Here's what causes this problem and when you need professional help right now.
A garage door that won't open has a short list of culprits. The most common reason is a broken spring. Garage door springs last 7 to 9 years under normal use. When one snaps, the door becomes too heavy for the opener to lift. You'll hear a loud bang or pop when this happens, sometimes followed by the door getting stuck halfway or refusing to budge at all. See our guide on the best garage door materials for manhattan beach.
The second most likely cause is a problem with the opener itself. The motor might be burned out. The circuit board could be fried. Wiring might be loose. If your opener runs but the door doesn't move, the chain or belt has probably snapped inside the unit.
A third possibility is a misaligned sensor. Modern openers have safety sensors near the bottom of each side. If these are blocked, dirty, or out of alignment, the door won't open as a safety measure. This is actually the good news scenario because it's usually fixable in minutes. Read about garage door insulation in manhattan beach: what r-value actually means.
Finally, the door might be physically blocked. Check for obstacles on the ground, in the tracks, or overhead. Sometimes ice buildup happens in coastal areas like Manhattan Beach, or debris gets wedged into the mechanism.
Start simple. Look at the sensors on both sides of the door opening. Wipe them clean with a soft cloth. Aim a flashlight at each one. The light should pass straight through without obstruction.
Next, check the photo eye alignment. The two sensors should face directly at each other. If one is tilted, gently adjust it. Then try opening the door again.
If you have a remote control, try the wall button instead. If the wall button works but the remote doesn't, the issue is the remote (low battery, broken button) not the door. Replace the battery first. A fresh battery costs nothing compared to a service call.
Listen to the opener when you press the button. Does the motor run? If it's silent, check the electrical outlet. Plug in a lamp to confirm power is flowing. If the motor runs but nothing happens, the spring is broken or the chain is snapped. Do not force the door open manually. Broken springs create serious safety hazards. Read our guide on understanding garage door spring replacement and safety to see why this matters.
**Need garage door repair in Manhattan Beach today?** Call 888-342-3454. We cover same-day service across the area.
If cleaning the sensors didn't work, or if you heard a loud snap sound when the door broke, stop. Call a professional. Springs are under extreme tension, about 200 pounds of force on each side. A broken spring can cause serious injury if you try to handle it yourself.
If the opener motor is running but the door won't move, the problem is internal. The chain, belt, or pulley system needs professional diagnosis. Attempting to force it open can damage the tracks or the door itself, multiplying repair costs.
For residents throughout Manhattan Beach and nearby Hermosa Beach, Garage Door Company Manhattan Beach offers same-day service with transparent pricing. We'll send a technician to schedule a free estimate and identify the exact problem. Most repairs are completed the same day you call.
A sensor cleaning or adjustment costs nothing if you do it yourself. A service call with diagnosis typically runs $75 to $150. Spring replacement costs $200 to $400 per spring, depending on the door type and materials. Opener replacement ranges from $300 to $600. We've published a detailed breakdown in our garage door cost and pricing guide so you know what to expect before we arrive.
Emergency calls after hours cost more. If your door is stuck during business hours, you'll get faster response and lower rates. Most broken doors are repaired within 24 hours from the time you call.
Your garage door isn't working now because something wore out or broke. Regular maintenance catches problems before they become emergencies. A yearly tune-up costs $100 to $200 and extends spring life by two to three years. That's a real investment in reliability. Check our garage door maintenance guide for tasks you can do between professional visits.
A stuck garage door is frustrating, but it's fixable. If troubleshooting doesn't work, contact us today. We'll get your door working and explain what broke so you can plan for the future.
Call 888-342-3454 or get a same-day estimate online. We're ready to help.
Q: Can I open my garage door manually if the spring is broken? A: No. A broken spring removes 200+ pounds of support. The door becomes extremely heavy and dangerous to lift. Manual opening risks serious injury. Wait for professional repair.
Q: How long does a garage door spring replacement take? A: Most spring replacements take 1 to 2 hours. We replace both springs even if only one is broken, since the second one will fail within months.
Q: Why does my garage door opener run but the door won't move? A: The chain, belt, or pulley inside the opener has likely snapped. The motor runs but has no connection to the door. Professional inspection and repair is needed.
Q: How much does emergency garage door repair cost in Manhattan Beach? A: Emergency calls outside business hours add $75 to $150 to standard repair costs. Daytime calls are less expensive. See our emergency service pricing guide for details.
Q: What's the best way to prevent a stuck garage door? A: Annual maintenance keeps springs, openers, and tracks in good shape. Lubrication, sensor cleaning, and balance checks catch problems early before doors fail unexpectedly.