Garage Door Won't Open? Common Causes and Safe Fixes

A garage door that will not open is one of those failures that stops a morning cold. The car is inside, the door is down, and there is no obvious way around it. The good news is that most of the causes fall into a short list, and two or three of them are things you can check safely in under five minutes standing in your own garage.

The short answer: if the opener runs but the door does not move, the problem is almost always a broken spring or a disengaged trolley. If nothing happens at all, start with power, the remote battery, and the wall button. If the door opens but will not close, look at the safety sensors near the floor. Each of those points somewhere different, and telling them apart is most of the diagnosis.

Below is how to read what your door is doing, what is safe to check yourself, and the one component you should never touch. Regal Garage Doors runs same-day service calls across Staunton, Waynesboro, Augusta County and the rest of the Valley, and this is roughly the triage our technicians walk through on the phone.

Start Here: What Your Door Is Telling You

Match what you are seeing to the row below. It will not give you a repair, but it will tell you which half of the system is at fault and whether it is safe to keep pressing the button.

The bottom two rows are the ones to take seriously. A door in either of those states is under load in a way it was not designed for, and forcing it makes both the repair and the risk worse.

The Opener Runs but the Door Does Not Move

This is the most common call we get, and it usually means the opener and the door have become disconnected from each other in one of two ways.

The harmless version is the emergency release. Every opener has a red cord hanging from the trolley that disengages the door from the carriage so you can operate it by hand during a power cut. If someone pulled it and it never got reconnected, the motor will run happily along the rail while the door sits still.

The serious version is a broken spring. The springs, not the opener, carry the weight of the door. The opener is only there to guide a door the springs have already balanced. When a spring breaks, the opener is suddenly being asked to lift a couple of hundred pounds it was never sized for, so it strains, hums, or trips its own overload protection.

• Look at the trolley on the rail. If the red release handle is hanging loose and the trolley is separated, that is your answer.
• Look at the spring above the door opening. A broken torsion spring shows a visible gap of two or three inches in what should be a continuous coil.
• If the spring is intact and the trolley is engaged, the fault is more likely in the opener gear or logic board.
• Do not keep pressing the button hoping it catches. Repeated attempts against a broken spring is how a working opener becomes a replacement opener.

A Broken Spring Is the Most Common Real Failure

Springs are wear items. They are rated in cycles rather than years, and one cycle is one open and one close. A household that comes and goes four times a day works through them faster than the calendar suggests, which is why a spring failing after seven or eight years is normal rather than a defect.

Most people know exactly when it happened, because a torsion spring letting go makes a bang loud enough to be heard inside the house. If you heard that and the door has been dead ever since, you have your diagnosis.

What matters from here is what you do next. A garage door with a broken spring is not a heavy door. It is an unbalanced one, and it can drop faster than you can move.

• Do not attempt to lift it by hand. Even if it moves, there is nothing holding it up once it is up.
• Do not park under a partially open door, and do not let anyone walk beneath it.
• If the car is trapped inside, say so when you call. It changes how we prioritize the visit.
• Never attempt a torsion spring replacement yourself. They are wound under extreme tension and the tools are specific to the job.

Our guide to the warning signs of a broken garage door spring covers what to watch for before it fails, which is the cheaper conversation to have.

Nothing Happens At All: Power and Controls

If the opener shows no light and makes no sound, the problem is upstream of the door entirely, and this is the friendliest outcome on the list.

• Check the outlet. Openers get unplugged by accident more often than anyone expects, particularly in garages where the ceiling outlet is shared.
• Check the breaker. A tripped breaker takes the whole circuit, so look at whether the garage lights are also out.
• Check the wall button, not just the remote. If the wall button works and the remote does not, the opener is fine and the remote needs a battery or reprogramming.
• Check the lock button. Most wall consoles have a vacation lock that disables the remotes. It gets pressed by accident constantly.

If the wall button and the remote both do nothing while the opener has power, the logic board or the wiring to the button is the likely culprit, and that is a service call rather than a homeowner fix.

The Door Opens but Will Not Stay Closed

A door that goes up fine but reverses on the way down is almost always the safety sensors talking. Every opener made in the last thirty years has a pair of photo-eyes mounted a few inches off the floor on either side of the opening. They shine an invisible beam across the door. Break the beam while the door is closing and it reverses, which is exactly what you want when a child or a pet is in the way.

They are also mounted at exactly the height where a broom, a bike wheel or a stack of boxes will knock them out of alignment.

• Look at the indicator lights on both sensors. Most brands show a steady light on both when aligned and a flashing or dark light on one when not.
• Clear anything sitting in the opening, including a puddle of low sun that can blind the receiver at certain times of day.
• Wipe the lenses. Dust, cobwebs and pollen are enough to interrupt the beam, and pollen season in the Valley is genuinely a factor.
• Check that neither bracket has been bumped. A sensor knocked a quarter inch out of line will stop a door.

Never disable or bypass the sensors to force a door closed. They are the single feature that stops a garage door from closing on something living.

What You Can Safely Check, and What You Should Not Touch

The dividing line is straightforward. Anything that is not under spring tension is fair game. Anything that is holds enough stored energy to cause serious injury.

Safe to check yourself: the power supply, the breaker, the remote battery, the wall lock button, the emergency release cord, the safety sensor alignment, and whether there is something physically sitting in the door's path.

Leave alone entirely: the torsion springs above the opening, the extension springs alongside the tracks, the lift cables, and the bottom brackets the cables attach to. Those four carry the entire load of the door. The bottom bracket in particular looks like an ordinary piece of hardware and is under as much tension as anything on the door.

If the door is crooked in its tracks, stop. An off-track door is being held by whatever is left, and pulling on it tends to bring the rest down.

Why a Stuck Door Costs More the Longer You Wait

There is a practical reason to make the call quickly rather than living with a door that half works. Most garage door failures are progressive, and the second failure is usually caused by the first.

A broken spring throws the whole load onto an opener that was never designed to carry it. Run it that way for a week and you can turn a spring replacement into a spring and opener replacement. A door running on a bent roller wears the track it runs in. A frayed cable that finally parts can pull the door out of alignment and damage panels on the way.

There is also the security question that people underestimate. A door that will not close properly leaves the largest opening in the house standing open overnight, and in an attached garage that is a door into the house itself.

Same-day service exists for exactly this reason. If a door fails in the morning, the goal is that it is not still failing at bedtime. Financing is available where a failure turns out to be a replacement rather than a repair, so a bad week does not force the cheapest possible decision.

Why Valley Homeowners Call Regal

Regal Garage Doors is a division of Stoneburner Inc, and we handle repairs across Staunton, Waynesboro, Harrisonburg, Augusta County, Crozet and Charlottesville.

• Virginia Class A contractor, license #2701037133. Licensed for the work, not operating on someone else's credential.
• Same-day service. A door that traps a car is not a next-week problem, and we schedule it accordingly.
• Clopay doors and LiftMaster openers. Two separate product lines, so a repair is matched to what is actually on your wall rather than whatever is on the truck.
• Spring and cable work done properly. The parts homeowners are told not to touch are the ones we handle every day, with the right tools for the tension involved.
• Financing available. Useful when a repair turns out to be a replacement and the timing was not yours to choose.

Get a Stuck Garage Door Moving Again

If you have worked through the checks above and the door is still not opening, or if you hit one of the rows in the table where the honest advice is to stop, the next step is a technician who can put hands on it.

Call Regal Garage Doors at 540-208-1007. Tell us what the door is doing, whether you heard a bang, and whether a vehicle is trapped inside, because those three answers tell us what to bring. You can also request a visit through our contact page if the door is an inconvenience rather than an emergency.

Frequently Asked Questions

Why does my garage door opener run but the door does not move?

Two causes account for nearly all of these. Either the emergency release cord has been pulled and the trolley is disconnected from the door, which is easily reconnected, or a spring has broken and the opener can no longer lift the weight. Check the trolley first, then look for a visible gap in the spring above the door.

Can I open a garage door with a broken spring by hand?

You should not. The springs carry the weight of the door, so with one broken the door becomes an unbalanced load of well over a hundred pounds with nothing holding it up. Even if you can lift it, it can come down fast. Leave it where it is and call for service.

Why does my garage door open but not close?

Almost always the safety sensors. The two photo-eyes near the floor reverse the door if anything breaks the beam between them. Check for an obstruction, wipe both lenses, and confirm the indicator lights show correct alignment on both units. Do not bypass them to force the door shut.

My remote stopped working but the wall button still does. What is wrong?

The opener itself is fine, which rules out most of the expensive possibilities. Start with a fresh battery in the remote. If that does not fix it, the remote likely needs reprogramming to the opener. Also check whether the lock or vacation button on the wall console has been pressed, since that disables remotes.

Is it safe to keep pressing the button if the door will not open?

No. If the door is stuck because of a broken spring, off-track roller, or physical obstruction, repeated attempts force the opener to work against a load it was not built for. That is a common way a repairable problem becomes an opener replacement. Try twice, then stop and diagnose.

How quickly can a garage door repair be scheduled in Staunton?

Regal offers same-day service for garage door failures across Staunton, Waynesboro and Augusta County. When you call, mention if a vehicle is trapped inside or if the door will not close and secure the house, since both raise the priority of the visit.

How long do garage door springs usually last?

Springs are rated in cycles rather than years, where one cycle is one open and one close. A household using the door several times a day will reach that limit sooner than a household using it occasionally. Failure somewhere in the region of seven to ten years is normal wear rather than a fault.