2026-03-31 7 min read
If you've ever walked into your garage on a foggy Daly City morning and found your door completely dead. motor humming but nothing moving. there's a good chance a spring has let go. It happens more often here than in a lot of other Bay Area cities, and the reason comes down to climate.
Daly City sits right on the edge of the Pacific, and that coastal exposure shows up in everything. including your garage hardware. The city is well known for its persistent fog and high humidity, especially in neighborhoods like Westlake, St. Francis Heights, and Serramonte where homes sit elevated with ocean exposure on three sides.
Garage door springs are made of coiled steel, and steel and moisture are not friends. Salty, damp air can work its way into the coils and accelerate rust and corrosion over time. In drier inland climates, a standard set of springs might last 10,000 cycles or more. Here in Daly City. and even in nearby South San Francisco. that lifespan can be noticeably shorter if the springs aren't maintained.
Torsion springs (the horizontal bar mounted above the door opening) and extension springs (which run along the sides of the door on older systems) are both vulnerable. The difference is that torsion springs tend to hold up better in humid environments because they're more compact and less exposed.
You don't have to wait for the loud bang to know something's wrong. Here are the warning signs to watch for:
A properly balanced garage door should feel like it weighs about 10 to 15 pounds when you lift it manually. If it suddenly feels like you're lifting a car, the springs are losing tension and no longer doing their job.
Lift your door to the midpoint and let go. A door in good working order stays put. If it drifts back down, the springs aren't counterbalancing properly. a clear sign they're wearing out.
Take a look at your torsion spring. Healthy coils are tightly wound and touch each other. If you see a gap or separation anywhere in the coil, that spring is at or near failure. Don't use the door. call for service.
This is the sound most people remember. When a spring snaps under tension, it's like a gunshot inside your garage. If you hear it, stop using the door immediately. Running the opener with a broken spring can burn out the motor. For additional guidance, check out our post on 5 warning signs your garage door needs repair before things get worse.
If one side of the door is lower than the other, it typically means one spring has failed while the other is still holding. The door is now off-balance, which puts extra strain on the opener, cables, and tracks.
Costs in the Bay Area run on the higher side compared to national averages, which is no surprise. For most Daly City homeowners, here's what to expect:
- Single torsion spring replacement: $150,$350 per spring, including parts and labor - Replacing both springs (recommended): $200,$500+ for the pair - High-cycle upgrade springs: More upfront, but rated for 25,000,50,000 cycles instead of the standard 10,000
One practical tip: always replace both springs at the same time, even if only one has broken. Both springs age together and experience equal wear. replacing just one almost guarantees the second will fail within months. Doing both in a single service call saves money and hassle.
Given Daly City's damp coastal air, investing in galvanized or oil-tempered springs is genuinely worth it. They resist rust better than standard springs and will outlast them considerably in this climate.
This is a repair where the DIY math rarely works out. Garage door springs operate under enormous tension. enough to lift a door that weighs 150 to 300 pounds hundreds of times. A spring that releases unexpectedly during installation can cause serious injury. Professional technicians use specialized winding bars, calibrated tools, and know how to check cable condition and door balance as part of the job. steps a YouTube tutorial won't walk you through safely.
For a repair that typically runs $200,$500, the risk simply isn't worth it. Check out our services page to see what a proper spring replacement includes, or visit our FAQ if you have questions about the process before booking.
Once your springs are replaced, a little maintenance goes a long way:
- Lubricate the springs every 3,6 months using a lithium-based or silicone spray. not WD-40, which strips lubrication rather than adding it - Test door balance twice a year by disconnecting the opener and lifting the door manually to the halfway point - Schedule an annual inspection so a technician can catch rust, fraying cables, or tension issues before they become emergencies
For a full maintenance checklist tailored to your door, our complete DIY garage door maintenance guide covers everything you can do yourself between professional visits.
Garage Door Daly City is familiar with the wear patterns specific to this part of San Mateo County. If your door is behaving strangely or you haven't had the springs inspected in a few years, it's worth a look before the next foggy morning leaves you stranded.
Q: How long do garage door springs last in Daly City? A: Standard springs are rated for around 10,000 cycles, which typically translates to 7,12 years. In Daly City's coastal, high-humidity environment, springs that aren't regularly lubricated can fail sooner. Upgrading to high-cycle springs at replacement time is a smart long-term investment here.
Q: Can I still use my garage door if a spring is broken? A: You should avoid it. While the opener may still try to operate, running it with a broken spring puts serious stress on the motor and can damage cables, tracks, and the opener itself. turning a $300 repair into a much more expensive one.
Q: Should I replace both springs even if only one broke? A: Yes, almost always. Both springs age at the same rate. If one has failed, the other is close behind. Replacing both during the same visit saves a second service call and keeps your door balanced and safe.