There are quite a few things that could cause this to happen.
Fix garage door opener remote.
A remote control garage door opener is a handy little electronic device that makes it possible to get into the garage without leaving the car or heaving up the heavy door yourself.
Here are the eight most common problems along with the most likely repairs for each.
The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor.
Some brands may work with even older door opener units.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
If you garage door is lowering then reversing back to the open position there could.
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 none of the following fixes seem to correct the problem you will need to consult the owner s manual or contact a professional.
First check the batteries within the remote itself to be sure they still carry a charge powerful enough to operate the remote.
If your opener model is no longer manufactured it may not be easy to find a new remote designed specifically for your opener.
Garage door opener won t open all the way fix.
The garage door opener remote only works up close.
If the garage door opener is 20 years old or newer a universal garage door opener remote may work as a replacement remote.