Should your roll-up garage door not operate as it once did before and is having trouble functioning, then it probably is in need of repair. The difficulty of this task depends entirely on what precisely the issue is involving the malfunction. Sometimes it might simply be a matter of giving the tracks and rollers a good cleaning and lubricating. Other times you might have to replace hinges on the door or the rollers themselves. If this task is something that you are unable to accomplish yourself, a garage door repair Fairfax business will be able to assist you.