Garage Door Cable Repair in Southlake, TX

What a broken cable looks like

The door hangs lower on one side. The gap between the bottom of the door and the floor is uneven — one corner is down and the other is up. If you try to use the opener, the motor may run but the door barely moves, or it grinds against the tracks where the misaligned panel is catching. You may see a loose cable hanging along the side of the door or curled up at the bottom of the track.

In some cases, the cable does not snap cleanly — it frays and unwinds from the drum over time. A frayed cable is harder to notice until it fails. Visible strands separating from the main cable, or a cable that looks kinked and discolored near the drum or at the bottom bracket, is a cable that is close to the end of its life.

Either way — snapped or frayed — the door should not be operated while the cable is compromised. A door traveling on one cable puts all the load on one side. That asymmetric load can bend the track, damage the remaining cable, and accelerate spring wear.

How lift cables work

Each side of the garage door has a steel cable that runs from a bracket bolted to the bottom corner of the door up to a drum mounted above the door on the spring shaft. When the door opens, the drums rotate and wind the cables, pulling the bottom of the door upward. When the door closes, the drums unwind and the cables feed out as the door descends.

The cables work in combination with the springs. The spring stores the energy to lift the door weight. The cables transfer that energy from the drum to the door panel. If a spring breaks, the cable loses the tension that keeps it properly wound on the drum and may slip or pile up. If a cable breaks, the spring is still under tension but has nothing to pull against on that side — the door drops.

This is why cable problems and spring problems often occur together or close together in time. When we arrive for a cable repair, we inspect the springs and drums on both sides before beginning work.

Why garage door cables break

Age and cycle count are the main factors. Standard residential lift cables are rated for thousands of cycles and typically last the life of the springs — seven to ten years on average. After that, the steel strands begin to fatigue at the points where the cable bends: at the drum, at the bottom bracket, and at the cable anchor. These are the spots to check first.

A spring that broke and allowed the door to drop suddenly puts immediate shock load on the cable. A cable that was intact before the spring failure may snap in the same event or be severely damaged. If you had a spring break recently and the door came down hard, both cables should be inspected even if the door appears to be traveling correctly.

Rust is a factor in Southlake's climate. The cables run through hardware that stays outdoors year-round, and the metal at the drum and bracket attachment points is exposed. A cable that looks fine along its length can be corroded at the fitting ends where the individual strands press against metal hardware.

Can you open a garage door with a broken cable?

You can attempt to lift it manually by disconnecting the opener drive (pull the red cord) and raising the door by hand. But a door with one broken cable will feel lopsided and resist smooth travel. If you manage to get it up, it may not stay up reliably — the spring tension is still present but now unbalanced.

Operating the electric opener with a cable problem is a worse option. The opener pulls against the door regardless of what the cable is doing, and it will either bind the door further into the track, damage the drive gear, or cause the remaining cable to fail as well. Disconnect the opener and leave the door in whatever position it is currently in until we can get there.

How much does garage door cable repair cost?

Cable replacement for a single side typically runs $120 to $200 in the Southlake area, including parts and labor. We replace both cables when one fails — cables wear at the same rate, and a cable that is near the end of its life on the other side is not worth leaving. A two-cable replacement on a standard door runs $180 to $300.

If the cable failed because a spring broke, you are looking at a combined repair: cable plus spring replacement typically runs $300 to $500 depending on the spring type and whether we are replacing one or both springs. We give you the full price before we start. If we find anything additional during the inspection, we tell you before touching it.

How we fix it

We arrive and inspect the full door system before touching anything — both cables, both drums, the springs, the bottom brackets, and the track. A cable that snapped often caused secondary damage when it went: a bent bracket, a dented track section, a drum that wound unevenly. We find those things before we start the repair so there are no surprises.

We replace the damaged cable with a correct-gauge replacement. Garage door cable diameter matters — a cable that is undersized for the door weight will fail quickly. We re-thread the cable through the bottom bracket, route it correctly, and wind it onto the drum with the right number of turns for the spring tension. An improperly wound cable produces uneven tension and will pull the door off-track.

After the cable is installed, we test door balance by hand before reconnecting the opener. The door should hold at the halfway position without drifting up or down. Then we run three full cycles with the opener and confirm the auto-reverse safety function works before we leave.

Service area

We repair garage door cables in Southlake and the surrounding cities: Grapevine, Colleyville, Roanoke, Keller, Trophy Club. Same-day service on most calls. Call us for an honest arrival window.