Garage Door Stuck Halfway in London, ON: Safety First

First, watch how it gets stuck

The way the door fails tells you a lot. If it starts down then reverses back up, the photo-eye safety sensors near the floor are likely dirty or misaligned, or there’s something in their beam. If it strains, stops, and feels heavy, a spring or cable has probably failed. If it grinds or catches at the same spot every time, there’s an obstruction or a bent track section.

What’s safe to check yourself

Two things are safe DIY. First, clear the tracks: look for a stone, a bit of hardware, or a dislodged roller, and wipe road-salt grime off the rails. Second, check the sensors: the two small photo-eyes near the bottom should face each other with steady (not blinking) lights — wipe the lenses and nudge them back into alignment if needed.

A quick tip: if the door reverses only when closing, it’s almost always the sensors; if it struggles in both directions, think mechanical.

What needs a technician

Stop there if you see a separated torsion spring, a frayed or loose cable, or a door sitting crooked in the tracks. Those are under tension or off-balance, and forcing the opener will bend panels or pull the door fully off. The same goes for an opener that needs its force and travel limits reset — done wrong, it disables the safety reverse.

Getting it moving again, safely

If the door is stuck and you need your car, only use the red emergency release to move it by hand when the springs and cables are clearly intact — otherwise leave it. A stuck door rarely fixes itself, and a half-open door is a security and safety risk, so book a same-day visit. Most London calls are reached within about 90 minutes.

Frequently asked questions