The first sign that the garage door does not work as it should is the fact that it keeps making noise when opening and closing. Your prompt intervention is required, in order to prevent further damage.
What exactly causes the noise?
With so many moving parts, any friction point between two metal parts can be the cause of the noise.
What should you check?
Due to repeated temperature variations, as well as prolonged use, the chain or cable may increase in length and rub against the tread in the ceiling. In this case, the noise is continuous, and the area where it comes from can be easily identified.
The tracks are no longer parallel, which leads to tension of the elements circulating on them. Their parallelism can be destroyed if they are hit, or if the location of one of them has changed. The sign indicating that you have such a problem is that the noise appears only in a certain area and is not continuous from the beginning to the end of the movement. In this case, you need the help of one of the garage door companies Denver specialists and you should not try to operate the door again, the problem is fixed.