As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
Linear garage door light not working.
For a balanced garage door it should stay in that position without going up or down.
If the light is still not coming on it could be the light socket or the logic board.
To determine which one it is follow the steps below.
In some case the light bulb socket will stop working when the logic board for the opener has failed or is.
Now leave the door.
If the light bulb socket is a part of the logic board the only option would be to replace the logic board and the light bulb socket unit.
A surge of electricity can both harm the fuses and cause issues with your opener lights.
Unplug the garage door opener then immediately plug the opener back into the electrical outlet.
This will disconnect the garage door from the opener.
Finally it s possible the garage door opener s motor.
Sweep the garage floors and look through the sidings to ensure that there are no objects to obstruct the door.
Pull the emergency cord down and towards the garage door opener.
Many times the malfunction can be due to a loose connection or broken wire.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
Before examining the light bulb check the fuses.
They might need to be replaced.
Logic board for the garage door opener.