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The Crown Garage Door Blog

Tips, guides, and expert advice from certified garage door technicians serving Philadelphia & South Jersey.

Crown Garage Door technician using a drill on garage door hardware
Troubleshooting
Garage Door Opener Hums but the Door Won't Move? What the Sound Tells You
The opener hums, or the chain moves and the door doesn't? What each sound points to, and which fixes take a minute.
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Garage door opener with its red emergency release cord while a Crown technician works on the door
Safety
Power Outage? How to Open, Lock and Reconnect Your Garage Door
Power out and the car is in the garage? How to open the door by hand, keep it locked, and reconnect the opener afterwards.
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Crown Garage Door technician working at the top of an insulated garage door
Buying Guide
How to Choose a New Garage Door: Styles, Materials and Insulation
Styles, materials, insulation and the details that matter, for picking a door that suits your house and lasts.
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Homeowner in the driveway pressing a remote at a closed garage door that won't open
Urgent Help
Garage Door Won't Open and Your Car Is Stuck Inside? What to Do
Door won't open and the car is on the wrong side of it? When you can safely open it by hand — and when you shouldn't touch it.
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Ceiling-mounted garage door opener and rail inside a residential garage
Maintenance
Garage Door Tune-Up: What a Professional Service Includes
What a professional tune-up actually checks, what it won't fix, and the signs your door is due for one.
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Broken garage door torsion spring with a visible gap between the coils
Urgent Help
Garage Door Spring Broke? What to Do Right Now
Loud bang, and now the door won't move? How to confirm a broken spring, what to do in the next hour, and why this one isn't a DIY fix.
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New white sectional garage door on a brick suburban home
Cost Guide
Garage Door Replacement Cost: What Drives the Price (2026 Guide)
What really drives the cost of a new door, door types from budget to premium, and when replacing beats repairing.
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Garage door photo-eye safety sensor mounted beside the track
Troubleshooting
Garage Door Sensor Problems? 5 Fixes for Photo-Eye Issues
Door reverses with nothing in the way? Fix dirty, misaligned, or sun-blinded safety sensors in minutes.
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Frayed steel garage door lifting cable beside the door track
Troubleshooting
Garage Door Cable Frayed or Snapped? What It Means
Cables carry the whole weight of your door. Here is how to spot one going bad before it lets go — and why a snapped cable is not a wait-until-Monday problem.
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Hand holding a garage door remote in front of a closed garage
Troubleshooting
Garage Door Remote Not Working? 7 Things to Check
Before you buy a new remote, work through these seven checks — most remote faults are fixed in under five minutes and cost nothing.
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Partially open garage door with interior light at dusk
Troubleshooting
Garage Door Opening by Itself? Here Is What Causes It
A door that opens on its own is a security problem before it is a mechanical one. The five real causes — and the one myth worth dismissing.
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Garage door roller displaced from a bent metal track
Safety Guide
Garage Door Off Track? Causes, Dangers & What to Do
Why doors derail, why you should stop using yours immediately, and how pros fix it safely.
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Technician inspecting the track of an open garage door
Complete Guide
10 Most Common Garage Door Problems (And How to Fix Them)
The definitive homeowner's guide — DIY fixes, and when to call a pro.
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Homeowner pressing a wall control beside a closed garage door
Troubleshooting
Garage Door Won't Open? 8 Common Causes & Fixes
8 common reasons your door won't open, the quick fixes you can try yourself, and when to call a pro.
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Pair of torsion springs mounted on the header above a closed garage door
Warning Signs
Top 5 Signs You Need Garage Door Spring Replacement
The 5 warning signs your springs are about to fail — catch them early and avoid being stranded.
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Closed navy garage door beside a snow-covered driveway
Seasonal Guide
Preparing Your Garage Door for Winter in South Jersey
Cold-weather problems, prevention tips, and a maintenance checklist to avoid winter emergency calls.
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Worn garage door roller and hinge with rust and grime
Troubleshooting
Why Is My Garage Door Making a Loud Noise?
Squeaks, grinds, bangs, or rattles? Here's what each noise actually means and when to call for service.
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Torsion spring assembly mounted above a sectional garage door
Maintenance Guide
How Long Do Garage Door Springs Last?
The truth about spring lifespan, the warning signs of failure, and how to extend their life.
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Technician examining a ceiling-mounted garage door opener
Decision Guide
Should I Repair or Replace My Garage Door Opener?
An honest breakdown of when repair makes sense, when replacement is worth it, and the cost factors.
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Technician checking garage door hinges with a maintenance checklist
DIY Guide
Annual Garage Door Maintenance Checklist
A simple yearly checklist to keep your garage door running smoothly and prevent costly breakdowns.
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Photo-eye safety sensor beside the track of a partially open garage door
Troubleshooting
What to Do When Your Garage Door Won't Close
7 common reasons your door won't close, what to check yourself, and when to call a pro.
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