To be sure that the batteries are always good use name brand quality batteries instead.
Liftmaster garage door opener remote stopped working.
Disconnect the control station.
The most common reason your remote isn t working is simply that the batteries have worn out.
Here s what you should check for when the door won t open.
Remove the bell wire from the single button control station s terminals and operate the garage door opener from the remotes.
There are several reasons why the remote isn t working so there s no need to panic.
The most common cause of garage door remote control failure are weak or dead batteries.
Remote batteries try changing the batteries.
When your liftmaster garage door opener opens and closes by itself here are the troubleshooting tips you need to follow.