This guide covers seven of the most common garage door problems, what may be causing them, what you can safely check yourself, and when it is time to call in an expert.

Before You Try Any Garage Door Fix

Garage doors are heavy, tensioned systems. Even a small-looking fault can become dangerous if the wrong part is adjusted or forced.

Before checking anything:

• Keep children and pets away from the door.
• Do not stand directly under a faulty or half-open door.
• Do not try to adjust springs, cables or tensioned parts yourself.
• Do not keep pressing the remote if the door is jammed.
• Switch off the power before inspecting an electric garage door mechanism.

A good rule is this: if the fix involves cleaning, checking batteries, clearing a small obstruction or inspecting visible damage, it may be safe to look at yourself. If it involves force, lifting, cables, springs, tracks or electrics, call a garage door specialist.

1. The Garage Door Will Not Open or Close

One of the most common issues is a garage door that refuses to move. This can happen with manual doors, but it is especially common with electric and automatic garage doors.

What could be causing it?

Common causes include:

• A power supply issue
• Flat remote-control batteries
• A disconnected manual release
• An obstruction in the tracks
• A faulty motor or control unit
• Broken springs or cables
• The door being locked from the inside

What can you safely check?

Start with the simple checks first. Make sure the door is not manually locked, then check the power supply and remote batteries. Look for anything obvious blocking the tracks, such as stones, leaves, tools or other items stored too close to the door.

If you have an electric garage door and the motor is running but the door is not moving, stop using it. That can point to a mechanical fault rather than a simple remote issue.

For more information on automated systems, see CDC Garage Doors’ automatic garage doors page.

2. The Remote Control or Wall Switch Is Not Working

If the door itself looks fine but the remote or wall switch does not respond, the issue may be with the controls rather than the garage door.

What could be causing it?

This could be due to:

• Flat remote batteries
• A remote that needs reprogramming
• A power cut or tripped fuse
• A damaged wall switch
• Signal interference
• A fault with the receiver or control unit

What can you safely check?

Replace the remote batteries first. If the wall switch still works, the issue is likely with the handset rather than the door. If neither the remote nor the wall switch works, check whether power is reaching the unit.

Do not open the motor casing or control unit unless you are qualified to do so. Electric garage door systems contain components that should be inspected and repaired by a trained engineer.

CDC also has a more specific guide to common automatic garage door issues, which may help if the problem relates to an electric opener.

3. The Door Starts Closing Then Reverses

A garage door that begins to close and then opens again is usually reacting to resistance or a safety signal. This is especially common on electric doors with built-in safety features.

What could be causing it?

Possible causes include:

• Something blocking the door’s path
• Dirty or misaligned safety sensors
• A stiff or damaged track
• Incorrect force settings
• A mechanical imbalance
• A fault in the motor system

What can you safely check?

Look along the floor and tracks for any objects in the way. Clean around the bottom of the door and sensor area if your system has photo-eye sensors. Dust, cobwebs or small items can sometimes interrupt the safety beam.

If the door still reverses after the area has been cleared, do not try to override the system. The safety function may be warning you that the door is meeting too much resistance, which needs a proper inspection.

4. The Garage Door Is Noisy or Jerky

A garage door should not grind, scrape, squeal or move in a jumpy way. Some noise is normal, particularly with older doors, but a sudden change in sound is usually a sign that something needs attention.

What could be causing it?

Noisy or uneven movement may be caused by:

• Dry rollers or hinges
• Loose fixings
• Worn rollers
• Dirt or debris in the tracks
• A door that is out of balance
• Damaged springs, cables or brackets

What can you safely check?

Visually inspect the tracks and remove loose debris. You can also check whether any visible screws or brackets look loose, but avoid adjusting any tensioned components.

A suitable garage door lubricant may help with light squeaking around hinges or rollers, but avoid applying grease heavily inside the tracks. Tracks need to guide the door, not become sticky and clogged with debris.

If the door is jerking, dropping, scraping or catching, arrange a professional inspection. Continued use can put extra strain on the mechanism and make the repair more expensive.

5. The Springs or Cables Look Broken

Springs and cables help carry the weight of the garage door. If one breaks, the door may feel extremely heavy, hang unevenly, slam shut or refuse to open.

What are the warning signs?

You may notice:

• A loud bang from the garage
• A visible gap in the spring
• A loose or hanging cable
• The door sitting at an angle
• The opener struggling to lift the door
• The door dropping suddenly when moved

What should you do?

Do not try to repair or replace garage door springs or cables yourself. These parts are under high tension and can cause serious injury if handled incorrectly.

Stop using the door, keep the area clear and contact a garage door specialist. If the door is stuck open, do not leave it unsupported or attempt to force it closed.

6. The Door Has Come Off Its Tracks

A garage door that has come off its tracks is not safe to use. It may look like only one roller has slipped out of place, but the weight and tension in the system can make the door unstable.

What could be causing it?

Common causes include:

• An impact, such as a vehicle bumping the door
• Worn or broken rollers
• Bent tracks
• Loose brackets
• A cable or spring issue
• Repeated forcing when the door is already stiff

What can you safely check?

You can look for obvious damage, but do not try to lift the door back into place. Avoid using the remote or opener, as the motor can make the damage worse if the door is not aligned correctly.

A door that has left its tracks needs to be inspected, realigned and checked for any wider mechanical fault.

7. Draughts, Water or Gaps Around the Door

Not every garage door problem stops the door from working. Sometimes the issue is poor sealing, visible gaps or water entering under the door.

What could be causing it?

This may be due to:

• Worn bottom seals
• Damaged side or top seals
• Uneven flooring
• Warped or damaged door panels
• Poor door fit
• Age-related wear

What can you safely check?

Clean around the base of the door and check whether the rubber seal is cracked, flattened or missing. If the seal has perished, replacing it may help reduce draughts and water ingress.

If the door itself is warped, damaged or poorly fitted, a replacement may be more effective than repeated patch repairs. Depending on the property, options such as GRP garage doors, sectional garage doors or side hinged garage doors may provide a better long-term solution.

Should You Repair or Replace a Faulty Garage Door?

A repair is often the right option if the issue is isolated, the door is otherwise in good condition and replacement parts are available. However, replacement may be more sensible if the door is old, unsafe, badly damaged or no longer suits how you use the garage.

It may be time to consider replacement if:

• The same fault keeps returning
• The door is difficult or unsafe to operate
• The panels are damaged, warped or corroded
• The mechanism is outdated
• You want better security, insulation or convenience
• The cost of repair is high compared with a new door

For example, homeowners looking for a stronger and more durable option may want to explore steel garage doors, while those wanting easier day-to-day access may prefer a side hinged or automatic option.

When to Call a Garage Door Specialist

You should call a professional if the door is heavy, jammed, uneven, electrically faulty or showing signs of spring, cable or track damage.

Professional help is recommended if:

• The garage door will not open or close after basic checks
• The motor runs but the door does not move
• The door has come off its tracks
• A spring or cable is broken
• The door drops suddenly
• The door is making grinding or scraping noises
• You are unsure whether the door is safe to use

A properly repaired garage door should be safe, smooth and reliable. Guesswork can make the issue worse, so it is always better to get expert advice where safety or security is involved.

Need Help with a Faulty Garage Door?

If your garage door is not opening, closing or running as it should, CDC Garage Doors can help diagnose the problem and advise on the most suitable repair or replacement option.

Whether you are dealing with an electric garage door fault, a damaged mechanism, worn seals or an old door that may need replacing, the team can provide practical advice and help you find the right solution for your home.

The post Top 7 Common Garage Door Problems and How to Fix Them appeared first on CDC Garage Doors.

1. Restricted Movement: The Door Won’t Fully Open or Close

Encountering a stubbornly jammed or improperly closing garage door? Begin by inspecting the door’s surroundings both inside and out for potential obstructions. Often, a small stone, a piece of gravel, or garden debris lodged in the door mechanism can be the culprit. The inside might harbour poorly stored garden tools or objects that hinder movement. Ensure the door’s path is free from hindrances. If the issue persists despite your efforts, seek assistance from CDC Garage Doors’ repair service for a thorough evaluation.

2. Stiff Tracks and Unyielding Rollers

When your garage door becomes an effort to open and close due to excessive weight, examine the tracks for debris or hindrances impeding smooth operation. A simple cleaning with a cloth can ease roller movement. Apply lubrication where needed. Inspect the rollers for signs of damage, and if repairs or replacements are warranted, our repair team stands ready to assist.

3. An Unresponsive Automatic Door

A sudden halt in your automatic garage door’s operation requires preliminary steps. Check the remote’s battery for replacement needs. If the remote functions but the door remains unresponsive, a more intricate issue might be at play, involving motor, tracks, or springs. Professional intervention is warranted. Initiate a prompt response by contacting CDC Garage Doors’ repair technicians for an on-site assessment.

4. Reluctance to Remain Open

When your garage door fails to stay open or droops slightly upon opening, the springs could be the root cause. Whether torsion springs along the door’s top frame or extension springs on its sides, age-induced tension loss or complete failure can render them inadequate to support the open door’s weight. Engage a garage door repair specialist to realign, repair, or replace these vital components.

At CDC Garage Doors, we understand that wear and tear can affect even the finest doors due to usage, accidents, neglect, or unforeseen damage. Our skilled team of technicians provides comprehensive repair services for garage doors in and around Dorset. Furthermore, we offer an array of spares and accessories, ranging from springs, rollers, cables, handles, locks, to remotes and sliding door gears. Reach out to us today at 01202 348241 to discuss your needs and embark on a journey towards garage door solutions.

The post 4 Common Garage Door Problems & How To Fix Them appeared first on CDC Garage Doors.