A broken garage door spring can be repaired and reinstalled so long as the spring is not damaged beyond repair. Once a garage door spring breaks, it cannot function as effectively as it used to before the breakage even after being repaired. Many garage door technicians agree that it's better to replace broken garage door springs rather than to repair them because the new springs will have a longer lifespan. If you're looking to replace broken springs on your garage door, here are a few things you might want to remember.