A couple of carabiners can.
How to install a garage door side spring.
A pair of new springs cost about 25.
Disconnect the garage door opener so the door remains closed.
This tension makes it easier to lift the garage door from its closed position.
The springs extend along the shaft and work by twisting as the garage door closes by means of cables attached to each side of the lowest garage door panel.
Side mounted springs are long heavy springs mounted on each side of the upper garage door track.
Unplug the garage door opener and clamp the door to the track.