Finally it s possible the garage door opener s motor.
Trouble shooting garage door opener problems.
Garage door opener won t open all the way fix.
If your garage door opener works when the interior button is pushed but fails to work when the button on the remote is pushed then there are three common problems that arise.
Replace the main gear drive if the garage door opener makes a grinding noise but the door doesn t move your main drive gear is probably toast.
If everything else is working well then it could be that the power in.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
First of all make sure that your remote battery is working by replacing it.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.