2026-07-16 7 min read A2Z Garage Doors
Here's what most homeowners don't realize about garage door springs: they're under extreme tension, and when they fail, the entire weight of your door becomes a safety hazard. A snapped spring doesn't just stop your garage from opening. It can damage your opener, trap your car inside, or worse, injure someone nearby when the door suddenly drops. I've responded to enough emergency calls in Santa Monica and the surrounding areas to know this isn't theoretical risk.
Your garage door weighs 300 to 500 pounds. Two springs counterbalance that weight, making it possible for your opener (a relatively weak motor) to lift the door smoothly. There are two main types: torsion springs, which twist around a rod above the door, and extension springs, which stretch along the sides. Both operate under extreme pressure. When functioning properly, they last between 7 and 9 years under normal use (roughly 10,000 to 15,000 cycles). See our guide on smart garage door technology in santa monica: control your door from anywhere.
The problem starts when springs wear down. Metal fatigues. Small cracks develop. Then one day, usually without warning, the spring snaps. The sound is unmistakable. A loud, violent bang. Many homeowners think their opener broke, but the opener is fine. The spring failed first.
Torsion springs fail most often due to simple wear. Extension springs fail when the safety cables snap or when rust eats through the coils. But several factors accelerate failure in the Santa Monica climate. Salt air from the Pacific corrodes metal faster than inland areas experience. Humidity cycles cause expansion and contraction. If you never lubricate your springs, friction multiplies stress. Read about how much does garage door maintenance cost in santa monica?.
Cheap springs also fail faster. We've replaced springs from big-box retailers that lasted barely 4 years. Quality matters. A professional-grade spring from a reputable manufacturer lasts the full 7 to 9 years because the steel is better and the manufacturing tolerances are tighter.
**Need garage door springs in Santa Monica today?** Call (424) 866-8311. We cover same-day service across the area and provide honest estimates upfront.
This is where homeowners get surprised. A single spring replacement isn't cheap. You're looking at $150 to $300 per spring, depending on quality and type. Most doors need both springs replaced at the same time, even if only one snapped. Why? The remaining spring has the same age and wear. Replacing one and leaving the other is false economy. Within months, the second spring will fail, and you'll pay for service twice.
Total cost for both springs typically runs $300 to $600 in labor and parts. Add a service call fee if it's after hours, and you could hit $700 to $800. This is why understanding the difference between an estimate and a quote matters. Get details in writing before work begins. Our guide on garage door estimates versus quotes covers exactly what to expect when you call for help.
You don't have to wait for a catastrophic failure. Watch for these red flags. The door becomes harder to open, even with an opener. You hear creaking or squeaking above the door. The door opens unevenly, sagging on one side. Your opener runs but the door doesn't move. These are all signs springs are weakening.
If you notice any of these, don't wait. A weakening spring can snap within days or hours. More importantly, a failing spring puts dangerous stress on your opener and can damage the door frame itself. Our garage door maintenance checklist explains the routine inspections you should perform to catch problems early.
I need to be direct: don't replace garage door springs yourself. This isn't a handyman job. Springs are under 200 to 300 pounds of pressure. If a tool slips, the spring can snap and cause serious injury. We've treated customers who tried DIY replacement and ended up in the emergency room. The cost of professional service is worth the safety investment.
A licensed technician has the right tools, experience, and insurance. We can diagnose whether the problem is truly the spring or something else, like a worn opener or bent tracks. Our emergency garage door service page covers same-day solutions for broken doors, and we're equipped to handle spring replacements as part of that service.
If your garage door springs are showing signs of wear, or if you've heard that ominous snap, call Garage Door Santa Monica now. Don't drive your car in and out repeatedly. Don't prop the door open manually. Get a professional assessment today. Schedule a free quote or call (424) 866-8311 for same-day service. We'll inspect the springs, give you an honest cost breakdown, and get your door safe again.
Spring failure isn't an inconvenience. It's a safety issue. Handle it now before someone gets hurt.
How long do garage door springs last? Quality torsion or extension springs typically last 7 to 9 years with normal use (roughly 10,000 to 15,000 opening cycles). Cheap springs may fail in 4 to 5 years. Lifespan depends on climate, maintenance, and usage frequency.
Can I drive my car under a door with a broken spring? No. Never. A broken spring means the door could drop suddenly without warning. The weight could crush a vehicle or injure a person. Leave the door closed and call a professional immediately.
What's the difference between torsion and extension springs? Torsion springs twist around a rod above the door and are more durable. Extension springs stretch along the sides and are cheaper but fail more often. Most modern garage doors use torsion springs.
Why do both springs need replacement if only one broke? Both springs have identical age and wear. Replacing one while leaving an aged second spring is asking for a second emergency call within weeks. Professional replacement of both ensures balanced, safe operation for years.
Does homeowner's insurance cover spring replacement? Typically no. Spring failure is considered normal wear and tear, not a covered loss. Check your policy, but budget for the full replacement cost out of pocket.