The doors with two springs are easy to replace.
How to install garage door spring.
A couple of carabiners can.
Install the new spring reinstall the pulley and reconnect the safety cable and you re done.
The general process is simple and safe.
In the past extension springs were safer to install but didn t have containment cables running through the center of the spring.
Open the door to relieve the spring tension and secure it open with c clamps in the tracks.
Garage door springs come in two styles.
Disconnect the spring from the track bracket and the spring pulley and disconnect the safety cable from one end.