Garage Door Spring Repair in La Mesa, CA

La Mesa's housing leans old: the median home dates from 1971, and 73% of units went up before 1980 (ACS 2020 to 2024). Extension springs were a common way to counterbalance a residential door through much of that era, so a door that has hung for decades may still use them, or may have been swapped for one that does. That matters because the two systems fail differently. A torsion spring cracks in place on its shaft. An extension spring stores energy by stretching, so when one parts, the broken ends can be flung hard across the garage unless a containment cable runs through the coils.

• Springs running parallel to the ceiling beside each side track, with pulleys and cables at their ends, are extension springs. One or two coils on a bar across the top of the door are torsion springs.
• On an extension setup, look for a thin cable threaded through the middle of each spring and tied off at both ends. No cable means a broken spring has nothing to catch it.
• Compare the left and right sides. A spring hanging slack, pulled open with gaps between its coils, or missing a hook is finished.
• Glance at the pulleys. A cracked or wobbling pulley wheel chews the lift cable and is usually replaced on the same visit.

Look, but leave everything in place. With the door down, extension springs sit at their longest stretch, and unhooking one, or shoving the door upward to relieve it, is exactly how people get hurt.

If the door itself runs well, a matched pair of new extension springs with containment cables and fresh pulleys is a sound repair. Both sides are renewed together because they have stretched the same number of times. A conversion moves the lifting force onto a shaft above the opening, which gives a smoother, more controlled lift and takes the springs out of the track area. It needs space on the header wall for the shaft, bearing plates and cable drums, and some older La Mesa garages have a low header or a beam in the way. That space is measured before either option is recommended. The steps for both spring types are laid out on the main garage door spring repair page.

Before any spring is unhooked or unwound, the door is clamped in its track so it cannot move. Its weight and height set the new spring size, because the spring now on the track may have been chosen for a different door years ago. Once the new springs are on, the door should rest at halfway with the opener released and travel evenly on both sides; the opener's force and reversing settings are tested last. Other work doors of this age tend to need, from rollers to the framing behind the brackets, is covered on our La Mesa garage door repair page.

A broken spring is reason enough to park the door. Work is carried out under CA Contractor License #1156970 (C-61/D-28), and (619) 666-6054 rings through whenever the break happens (open 24 hours, 7 days a week). While you wait, keep small children and pets out of the garage, and read these garage door safety tips for families for the reasons. Homes from the same decades raise related questions on spring repair in Spring Valley.