Purchase new garage door extension springs.
Replace garage door extension spring cable.
If you cut off the excess cable you may need new cables the next time you replace your extension springs.
Move the remaining cable out of the way.
Make sure the quote includes the trip charge parts and labor.
Once in place disconnect the garage door.
Detaching and resetting a garage door costs 100 to 200.
Repairing a broken garage door spring costs 40 to 80 for winding balancing and lubricating the springs from 85 to 185 to replace broken spring cables and between 120 and 350 for a complete spring replacement.
Then measure the width and height of your door.
The new spring s diameter length and wire size or gauge must be the same as your old spring.
Using a staple gun works well.
This will keep the cable from damaging the garage door as it opens and closes.
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.
As a side note you should replace both springs at the same time because your garage door won t close properly if one spring has more tension than the other.
Start your garage door spring replacement project by getting a rough measurement of your springs length and diameter.
At this point you can place the safety cable clip onto the end of the new extension spring.
Replace extension garage door springs by following these steps.
Slide the safety cable through the extension spring.
Open the garage door to remove all spring tension and clamp it in place.
Disconnect the spring from the track bracket and the spring pulley.
Broken garage door spring repair cost.