With a second set of hands to help you along manually lift the door off the ground and lock.
Replacing a garage door extension spring.
Once in place disconnect the.
At the far end of the door rail.
Disengage the broken extension spring one end at a time.
If you have an older opener you may need to remove a fuse or flip.
Get it right the first time.
The following steps will walk you through how to replace an extension garage door spring.
Unplug the power cord to your garage door opener.
Open the garage door to remove all spring tension and clamp it in place.
Disengage the opener from the door.
The easiest way to do this is to take the broken spring to a local garage door dealer or home improvement center so they can help you find an exact match.
Replacing garage door extension spring safety cable.
Purchase new garage door extension springs.