First thing to do.
My garage door wont go up.
For those who are unfamiliar with how garage door sensors work there are two sensors each.
Above almost all sectional garage door there are one or more springs.
Get it working with these easy tips problems with the sensors.
If your door won t open no matter what you do but you still need to get your car out locate a red cord hanging from the track.
It typically has a small ball at the end.
Force your garage door closed.
Can you see about a 2 gap somewhere in any of the springs.
You have a broken spring.
Tug on it hard and it.
If your garage door all of sudden won t go up and you re sure the transmitters are working properly and power is getting to the motor then you may have broken torsion springs.