2026-04-06 6 min read
For most homeowners in Stoddard and the surrounding towns, the garage door is the most-used entry point to the house. It opens when you leave for work, closes when the kids get home, and cycles dozens of times a week without much thought. That routine is made possible almost entirely by one underappreciated component: the springs.
When a torsion spring snaps, it releases its stored energy all at once with a sound that's been compared to a gunshot or a car backfiring. If you're home when it happens, it's startling. If your door was mid-cycle, it can drop suddenly and without warning. And if you were expecting to use your car in the next few minutes. you're not going anywhere.
The good news is that springs rarely fail completely without giving you signals first. Here's what to watch for.
Your garage door weighs between 150 and 300 pounds depending on the material and insulation level. The average opener motor is not designed to lift that weight on its own. The springs. either a single torsion spring mounted above the door or two extension springs running alongside the horizontal tracks. counterbalance the door's weight so the opener only has to manage a fraction of the load.
Springs are rated by cycles. Most standard torsion springs are built for around 10,000 cycles, which. at an average of four open-and-close cycles per day. translates to roughly seven to nine years of service life. In households where the garage is the main entrance, that wear happens faster.
Old New England farmhouses and cape-style homes common throughout Stoddard, Hillsborough, and Antrim often have heavier wood or carriage-style doors that put extra demand on springs. If you've got an older door and don't know when the springs were last replaced, that's worth finding out.
This is often the earliest and most overlooked sign. Disconnect your opener by pulling the red emergency release cord and try lifting the door manually to about waist height. It should feel relatively light and stay where you leave it. If it feels like you're lifting dead weight, or if it creeps back down when you let go, the springs are losing tension and no longer counterbalancing the door properly.
Modern openers have a safety feature that detects when a door is too heavy to lift safely. If your spring has failed, the opener senses the extra resistance and stops. usually after the door has moved only a few inches. The motor may hum or strain before cutting out. This is the system working as designed, but it's telling you something is seriously wrong with the spring.
With a torsion spring. the horizontal coil mounted above your door on a metal shaft. a broken spring shows itself as a gap of roughly two to three inches in the coil. If you see that gap, the spring has snapped. Do not try to operate the door. Call for service immediately and leave it alone until a technician arrives.
Extension springs (the ones that run parallel to the tracks on each side) may not show a clean gap, but could appear overstretched, loose, or visibly uneven compared to the other side.
If your door tilts to one side as it opens, or one corner rises faster than the other, one spring has likely failed while the other is still holding. This imbalance strains the cables, rollers, tracks, and opener. and the second spring is usually not far behind. Replacing both springs at the same time is almost always the right call when a two-spring system is involved.
Springs do make some noise as they age, but loud or persistent squeaking during operation often points to worn coils losing their tension and creating friction. Sometimes lubrication helps temporarily, but if the noise keeps returning after you've applied a silicone spray, it's a sign the springs are worn enough that inspection is warranted. For a full picture of what regular maintenance can catch before it becomes a repair bill, our maintenance value analysis is worth reading.
Stoddard's humid continental climate. with high winter humidity and significant annual precipitation. creates conditions where springs can corrode faster than in drier climates. Rust weakens the metal and makes springs more brittle and prone to sudden failure. If you can see rust, discoloration, or pitting on the spring coils, treat it seriously. A rusty spring can snap without the gradual warning signs that a simply worn spring might give you.
Garage door springs are under extreme mechanical tension. enough stored energy that a spring released improperly can cause serious injury. The tools required (winding bars, clamps, and knowledge of precise tension adjustment) are specialized. A door with springs removed can weigh 200 pounds or more with nothing to support it. This is genuinely one of the few home repairs where the honest advice is: don't attempt it yourself.
If you're in Stoddard, Jaffrey, Dublin, or anywhere in the Monadnock region and you're seeing any of these signs, the right move is to stop using the door and schedule a service call. Most spring replacements. including inspection, removal, installation, and balance testing. are completed in a single visit.
You can also check our FAQ page for common questions about spring repair costs, timelines, and what to expect during a service appointment.
You don't need to wait for a warning sign to check your springs. Once a month, disconnect the opener and lift the door manually to the halfway point. about three feet off the ground. Let go. A properly balanced door will hold its position. If it drifts up, the springs are over-tensioned. If it falls, they're under-tensioned or weakening. Either condition means the springs need professional adjustment.
This thirty-second check is one of the most useful things you can do to stay ahead of a failure, and it costs nothing. Pair it with a seasonal maintenance visit and you'll rarely be surprised by a broken spring.
If the idea of a full seasonal inspection sounds like a good plan, take a look at what Stoddard Garage Doors offers. including spring inspection as part of a complete door checkup.
Q: If one spring breaks, do I need to replace both?
In most cases, yes. When your door uses two springs and one fails, the other has typically experienced the same number of cycles and the same level of wear. Replacing just one often means the second fails within weeks or months. Replacing both at the same time restores balanced lifting, reduces strain on the opener and cables, and saves you from a second service call in short order.
Q: How long does a spring replacement take?
A professional spring replacement. including inspection, removal of the old springs, installation of correctly sized new ones, tension adjustment, and a full balance test. typically takes between 60 and 90 minutes. If there are related issues like worn cables or damaged rollers, it may take a little longer, but most jobs are completed in a single visit.
Q: Can I use my garage door if I suspect the spring is failing but it's still opening?
It's not recommended. A door operating on a weakened spring is putting excess strain on your opener motor, cables, and rollers. often accelerating damage to those components as well. More importantly, a partially failed spring can snap suddenly during operation. The safest approach is to stop using the door, get in touch with us, and let a technician assess the situation before something gives out at the worst possible moment.