Central San Diego
Garage Door Spring Repair in Mira Mesa, CA
Spring repair in Mira Mesa often begins on a door whose springs were already replaced at least once, sometimes with a pair that never quite matched. Doorup sizes the new springs from the door itself, replaces both, and corrects what earlier work left behind, such as odd springs, scarred cones or uneven cables.
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- CA Contractor License #1156970 (C-61/D-28)
- Open 24 hours, 7 days a week
BBB Accredited BusinessGarage Door Repair
Forty-year-old garages and earlier spring jobs
Nearly four in five Mira Mesa homes date from 1970 through 1999, and the median year built falls around 1985 (ACS 5-year estimates for 2020 to 2024, 16 Census tracts covering the planning area). A spring's life is counted in cycles, and a door on a house of that age has usually outrun its first pair. So the spring that just broke may not be the one the door shipped with. It may have been fitted by a previous owner, chosen to match the broken part instead of the door, or hung beside a partner of a different size.
Clues that an earlier spring job went wrong
- Two springs on the same bar that look different in length or coil thickness.
- Paint marks of two different colors near the spring ends. Spring makers commonly mark wire size with a color, so a mismatch in color often means a mismatch in strength.
- With the opener released, the door creeps upward from halfway, or sinks from halfway.
- Fresh gouges or extra holes on the winding cones, a sign the tension has been adjusted by guesswork.
- A spring that failed within a couple of years of being fitted.
None of these makes a door dangerous on its own. Each one does mean the new pair has to be calculated from the door rather than copied from whatever is hanging there.
How the replacement is done
With the door locked down and the leftover tension released, the door's weight is read with the springs out of play, and its height and drum size are noted. Those figures, not the old spring, set the wire size, diameter and length of the new pair. Both springs go in and are wound to the turns this door needs, and the balance is proved when the door stands still at waist height with the opener off. The cones, center bearing and cables are then checked for damage left by years of imbalance, and the opener's force is reset, since a door that ran lopsided can leave its opener tuned to push too hard. Every step is listed on the spring repair service page.
What you can safely do first
Photograph both springs from the floor, note any color marks, and check whether the bottom of the door sits level. It also helps to know if the door was replaced after the house was built, because a newer door rarely weighs the same as the original. Stay away from the cones and set screws, and never try to even out two springs by adding turns; that is the moment winding bars slip. Keep children away from the door until it is fixed; our garage door safety tips for families with kids and pets cover the habits worth teaching them.
When to call
Call (619) 666-6054 when a spring snaps, when the door will not hold at halfway, or when you spot a mismatched pair before anything breaks. Doorup's line is open 24/7. The Mira Mesa garage door repair page has more on the local housing, and spring repair in Kearny Mesa covers the opposite situation: younger doors still running on their factory springs.
Related pages
Mira Mesa spring repair questions
My two springs have different color marks. Is that a problem?
It can be. The marks usually stand for wire size, so two colors on one door suggest the pair was not matched last time. The door may still run, but one spring is working harder and will fail first. A matched pair ends the imbalance.
We added an insulation kit to the door years ago. Do the springs need to change?
Possibly. Insulation adds weight, and springs sized for the bare door leave it heavy. If the door now sinks from halfway with the opener off, the springs no longer suit it and should be resized at the next repair.
The spring that broke was put in only a few years ago. Why so soon?
Usually it was sized from the old spring rather than the door, or a standard-cycle spring went onto a door that runs many times a day. Weighing the door and picking the rating for your household's use keeps it from happening again.
Book a visit in Mira Mesa
Free estimate. The price is confirmed before work starts. Open 24 hours, 7 days a week.