Few things are more frustrating than getting ready to leave for work only to discover that your garage door won't open.
While some issues are simple, others require professional repair. Understanding the most common causes can help you determine what to do next.
First: Stay Safe
Garage doors are heavy and operate under significant spring tension.
If the door appears damaged, is hanging unevenly, or you suspect a broken spring or cable, avoid forcing the door open.
Attempting repairs without the proper tools and training can be dangerous.
Check the Opener Power
It sounds simple, but many service calls begin with a power issue.
Check:
- Is the opener plugged in?
- Has a breaker tripped?
- Is the outlet working?
- Is the opener light on?
If power has been interrupted, restoring power may solve the problem.
Replace the Remote Battery
If the wall button works but the remote does not, the battery may simply need replacement.
This is one of the easiest problems to fix.
Look for a Broken Spring
Garage door springs do most of the lifting.
Signs of a broken spring include:
- A visible gap in the spring
- A loud bang heard in the garage
- The door feels extremely heavy
- The opener struggles to lift the door
A broken spring is one of the most common reasons a garage door won't open.
Check the Safety Sensors
If the door starts to move and then reverses, the safety sensors may be blocked or misaligned.
Look for:
- Objects in front of the sensors
- Dirty sensor lenses
- Blinking sensor lights
Cleaning and aligning the sensors may restore operation.
Is the Door Locked?
Some garage doors have manual slide locks.
Accidentally engaging the lock can prevent the door from opening.
Verify that any manual lock mechanisms are disengaged.
Look for Damaged Cables or Rollers
Frayed cables, damaged rollers, and track issues can prevent proper operation.
If you notice damaged components, discontinue use and schedule service.
When Should You Call a Professional?
If:
- The spring is broken
- The cables are damaged
- The opener is straining
- The door is crooked
- The door won't move at all
it's time to have the system inspected.
Many garage door problems can be repaired quickly when diagnosed early.
Garage Door Repair in Warrensburg, Missouri
At Prodigal Sons Garage Doors, we provide garage door repair, spring replacement, opener installation, maintenance, and new garage door installation throughout Warrensburg and the surrounding communities.
If your garage door won't open, give us a call. We'll help identify the problem and get your door operating safely again.

