The garage door has multiple parts working together and the torsion spring is an important component. When this fails to function properly consider garage door repair near me to deal with the problem. Proper functioning and proper matching of the spring with the door ensure smooth opening and closing functions. The typical door has over 150 lbs weight and the weight of the metal doors and multi-car garages is greater. The torsion spring contains mechanical energy and with the door cables twisting on mounted horizontal bars. There is tightening of the torsion spring with the closing of the door and on opening, it unwinds.