2026-04-14 7 min read
If your garage door suddenly stopped working this morning, there's a good chance the culprit is a broken spring. It's one of the most common calls we get here in Del Mar. and while it's a straightforward repair for a trained technician, it's also one of the most dangerous things a homeowner can attempt to fix on their own. Here's everything you need to know about garage door springs: how to tell when yours are failing, what it costs to replace them, and why Del Mar's coastal environment puts extra pressure on this critical component.
Del Mar's marine layer isn't just a beautiful coastal phenomenon. it's genuinely tough on metal. The Pacific fog rolls in most mornings, depositing moisture and salt particles on every exposed surface of your home, including the coiled steel springs above your garage door. As a Del Mar homeowner, you're dealing with salt air that quietly accelerates corrosion on springs, cables, and hardware year-round.
Standard garage door springs are made of coiled steel wire under constant tension, which makes them both mechanically stressed and highly vulnerable to surface corrosion. Once rust takes hold, the spring reaches the end of its life significantly faster than one in an inland community like Solana Beach or Rancho Santa Fe. The bottom line: if you haven't replaced your springs in the last 7,10 years, or if you notice any rust on the coils, it's time to take a closer look.
Most springs give you warning before they snap completely. Catching these signs early means you can schedule a replacement on your own schedule, rather than being locked out of your garage at 7 a.m.
Disconnect the opener by pulling the red emergency release cord and try lifting the door manually. A properly balanced door with healthy springs should feel nearly weightless and stay open on its own at waist height. If it takes real effort to lift, or slowly drifts back down when you let go, the springs are losing tension and are close to end-of-life.
Look at the torsion spring mounted horizontally above the door. Healthy coils sit tightly wound and touching. If you can see daylight between any coils. even a small separation. the spring is stretching under load and close to failure. This is one of the most reliable visual indicators you'll find.
When springs weaken, the opener motor works harder to compensate. If your opener sounds more strained than it used to, or if the door moves more slowly than normal, weakening springs are the most likely cause. Ignoring this can eventually burn out your opener motor. turning a $250 spring job into a $600+ repair.
Surface rust accelerates metal fatigue. A rusted spring reaches the end of its life faster than a clean spring of the same cycle rating. In Del Mar's salt air environment, this is an especially common issue. Applying a silicone-based lubricant to the springs twice per year slows rust formation significantly. but once heavy corrosion has set in, replacement is the right call.
A broken torsion spring announces itself. Homeowners often describe it as sounding like a gunshot or a car backfire. If you hear this and your door suddenly won't open, stop using the door immediately and contact a professional. operating the door on a broken spring can cause additional damage to cables, drums, and the opener.
Standard torsion springs are rated for approximately 10,000 cycles. One cycle equals one full open-and-close operation. At four uses per day, that works out to roughly seven years of service life. For a Del Mar family that uses the garage as their primary entry point. which is common in neighborhoods like Del Mar Heights and the Beach Colony. you may be logging eight or more cycles daily, which shortens that lifespan to under four years.
When you have springs replaced, it's worth asking your technician about high-cycle springs rated for 25,000 cycles. The upgrade typically costs $50,$100 more per spring, but buys you an additional decade of service at normal usage rates. For most Del Mar homeowners, that's an easy call.
For most single-family homes in Del Mar, expect to pay in the range of $200,$400 for a torsion spring replacement, including labor. The San Diego coastal market commands slightly higher rates than inland areas, reflecting local labor costs and demand. If your springs and cables both need replacement. which is common, since cables often fray when a spring breaks. budget $200,$500 for the combined repair.
A few things to know before you get a quote:
- Always replace both springs at the same time. Both springs were installed together and have completed the same number of cycles. When one breaks, the other is statistically near the end of its life. Replacing only the broken spring creates an unbalanced door and usually leads to a second failure within months. - Ask what's included. A complete spring replacement should include tension adjustment, cable inspection, lubrication of all moving parts, and a balance test. not just swapping the spring itself. - Emergency rates apply. Off-hours or weekend service will carry a premium. If the spring hasn't fully snapped, it's worth scheduling during normal business hours.
Garage door springs are under extreme tension. a snapped torsion spring can release with significant force, causing serious injury. This is not an exaggeration, and it's not a disclaimer inserted for legal reasons. Incorrect tensioning also leads to premature spring failure and potential damage to the opener and door panels. The cost savings of attempting this yourself rarely justify the risk. This is one repair to leave to a trained technician every time.
If you're seeing any of the warning signs above, our garage door repair services cover full spring replacement, cable inspection, and balance testing. typically completed in a single visit. You can also review our FAQ page for answers to common questions about spring repair costs and timelines.
Q: Can I still use my garage door if I think a spring is failing but hasn't broken yet?
A: Proceed with caution. A door with weakening springs puts extra strain on the opener motor and can snap without warning. It's safer to schedule a replacement promptly rather than waiting for a complete failure. especially since a broken spring can prevent the door from opening at all.
Q: How do I know if I have torsion springs or extension springs?
A: Torsion springs are mounted horizontally on a metal rod directly above the closed garage door. Extension springs run along the horizontal tracks on either side of the door and stretch as the door lowers. Most newer Del Mar homes use torsion springs, which are generally safer and longer-lasting.
Q: Should I replace my springs if I'm planning to install a new garage door soon anyway?
A: If a new door is more than a year away, go ahead and replace the springs now. operating on broken or failing springs risks damaging the opener, cables, and panels. If a new door is imminent, discuss timing with your technician; new doors always come with properly matched springs installed.