Garage floor may have cracked or shifted 2.
Garage door is not level when closed.
Garage door sensors may not be aligned correctly 3.
It also depends a lot on the number of years the door has been up as it could be that the door springs have become worn.
Place the second winding bar in the hole that s now facing the floor and vertical to the door to help you hold everything in place while you return the set screws to the holes and tighten them down snugly.
Depending on the brand.
One of the most likely culprits when you have a crooked garage door is a broken torsion spring.
There are several things that can cause this.
First check the sensor lights.
This can happen when the door has shifted to one side causing it to appear uneven.
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Garage door seal may be damaged 4.
When this happens you need to shift it back into position.
The most simple and common is door shift.
Garage door opener malfunction or door has shifted.
Your garage door has two overhead springs some doors have the springs on the side called extension springs that are responsible for opening and closing the door.
To adjust a door that can t stay open bring the first winding bar up to a 90 degree angle with the garage door this is a quarter turn.
Loosening the screws on the track use a screwdriver to loosen the screws that are in the tracks to secure it to the garage door frame.
A garage door is considered bound when it s difficult or impossible to move up and down.
The following is a guide of how to adjust the tracks to unbind it.
Garage door will not close all the way leaves gap at bottom 1.
Put a ladder under the door to make sure it won t close accidentally while you re working on it.