Garage door springs don’t fail without warning — most give you a window of notice before they snap completely. The trick is knowing what to listen and look for. Here are the five signs Zach sees most often in Kansas City homes, ranked from earliest to most urgent.
1. The Door Is Slow or Struggles to Open
If your garage door used to glide open and now feels sluggish, the springs are likely losing tension. Healthy springs counterbalance most of the door’s weight, letting the opener do its job easily. A weakening spring forces the opener to lift more weight, which slows the door visibly. This is usually the earliest sign, and the one most homeowners miss until something worse happens.
2. A Loud Bang or Snap From the Garage
This one is unmistakable — homeowners describe it as a gunshot, a sledgehammer, or "like someone dropped a transmission." That’s the sound of a torsion spring snapping under tension. If you hear this, stop trying to operate the door. The spring is broken, and running the opener with a snapped spring can burn out the motor in minutes.
3. A Visible Gap in the Spring Coil
Walk into your garage during the day, look up at the spring above the door, and check it visually. A healthy torsion spring has tightly wound, evenly spaced coils. If you see a clear gap — usually a 1 to 4 inch break in the coil — the spring has already partially failed. It might still hold for a few more cycles, but it’s days, not months, from breaking completely. Don’t wait to call.
4. The Door Won’t Open At All
If the opener hums or runs but the door doesn’t move — or only lifts a few inches before stalling — the spring is gone. The door is too heavy for the opener alone to lift. Forcing it can burn out the motor, snap a cable, or cause the door to fall when you’re standing under it. This is the most common emergency call Zach gets — and the one where forcing the issue does the most damage.
5. The Door Moves Crooked or Uneven
If one side of the door rises faster than the other, or the door tilts as it opens, one of the springs is weaker than its partner. On a two-spring door, both springs share the load equally. When one starts to fail, the other takes more weight and wears out faster. This is why a good technician replaces both springs at the same time — even if only one has failed visibly.
What to Do When You Spot Any of These
If you see any of these signs, stop using the door if you can. The longer a worn or broken spring stays in service, the more collateral damage it causes — cables fray, opener motors burn, and the door itself can become unsafe to lower. Most spring replacements can be done same day if you call a local technician who stocks common sizes on the truck.
American Standard Garage Door serves spring calls across the entire KC metro — torsion and extension springs, all common sizes carried for same-day replacement. See our spring replacement page for everything Zach handles, or call (816) 804-0072 and he’ll diagnose it over the phone before sending anyone out.
From Blue Springs and Lee’s Summit to Overland Park, Independence, Liberty, and Kansas City — see the full service area list for all 44+ communities Zach covers.
Spotted Any of These Signs?
Call Zach directly. He’ll diagnose it over the phone and get out same day in most cases. No dispatcher, no hold music — just the owner picking up.