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GARAGE DOOR CABLE REPAIR

Most residential garage doors lift on galvanized steel cables about 1/8 inch thick, anchored to bottom brackets that stay under full spring tension, which is why a cable that frays, slips off its drum, or rusts through can drop one side of the door in an instant. Our crew at Sonoma Overhead Doors and Gates handles garage door cable repair on homes and commercial buildings in Sonoma, CA and surrounding Napa, Sonoma, and Marin Counties. We replace frayed and broken lift cables, reseat cables on their drums, repair bottom brackets, and square crooked doors back into their tracks, then rebalance the springs so both sides lift together evenly and safely.
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ONE BAD CABLE PUTS THE WHOLE DOOR AT RISK.

Cables work in pairs, sharing the load the springs provide. When one frays or slips, the other side takes over, the door tilts, and rollers start climbing out of the tracks. Left alone, a cable problem can bend tracks, crack panels, and burn out the opener. Spotting the warning signs early turns a potential disaster into a quick, affordable repair. 


We look closely at both cables, both drums, and both bottom brackets on every visit, because a failure on one side almost always means the other side has suffered similar wear from the same conditions.


✓ Both cables inspected and replaced together

✓ Drums and bottom brackets checked

✓ Door squared in the tracks

✓ Springs rebalanced after repair

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GARAGE DOOR CABLE REPAIR

A LEVEL DOOR IS A SAFE DOOR, AND WE GET IT THERE.

A crooked door hanging in its opening is unsettling, and trying to force it closed only makes things worse. Our technicians stabilize the door first, safely manage spring tension, and then remove damaged cables and hardware. New cables are measured, wound onto the drums evenly, and tensioned so the door hangs level. Once both sides match, we test travel from floor to fully open, making sure the door runs straight and seals properly against the floor.
COASTAL DAMPNESS IS HARD ON NORTH BAY CABLES.
Cables and bottom brackets sit near the floor, where rainwater, fog, and road salt from cars collect. In Marin and other damp North Bay locations, that moisture rusts the cable strands and the brackets they anchor to, weakening both over time. We use galvanized replacement cables and check bottom brackets carefully for corrosion. Keeping the lower corners of the door clean and dry helps new cables last much longer.
CROOKED DOORS ARE A PUZZLE WE SOLVE EVERY WEEK.
Cable failures can look dramatic, with a door hanging at an angle or jammed halfway open, but they follow predictable patterns. With 25+ years of North Bay repairs behind us, our technicians read those patterns quickly, identify the root cause, and correct it without collateral damage to tracks or panels. That calm, practiced approach gets your door level again fast. Is one side of your door sitting lower than the other?
WHAT CABLE REPAIR DELIVERS
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An Evenly Balanced Door
Matched cables lift both sides equally, keeping the door level from bottom to top. It travels smoothly instead of tilting, binding, or twisting against the tracks as it moves.
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Protection for Tracks and Panels
Fixing a cable before it snaps prevents the door from pulling out of its tracks. That saves bent rails, cracked sections, and much larger repair bills down the road.
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Reduced Risk of Sudden Drops
Worn cables can fail without warning, letting the door fall. Fresh, properly anchored cables keep the door supported so it cannot crash down on people, pets, or vehicles.
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Less Stress on the Opener
When cables are even and intact, the opener moves a balanced door rather than wrestling a crooked one. That protects the motor and drive system from damaging overloads.
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Quieter, Smoother Operation
New cables seated neatly on their drums eliminate the snapping, scraping, and clunking sounds of slipping, fraying strands overhead. The door runs with a steady, quiet motion once again.
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Confidence in Daily Use
You no longer worry about a door leaning, tilting, or jamming every single time you press the button. Reliable cables let you use the garage without second-guessing its safety.
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our services

OUR GARAGE DOOR CABLE REPAIR WORK

Cable problems involve several connected parts working under tension. These are the cable repairs and related services our technicians perform most often on residential and commercial doors across the North Bay.
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Frayed and Broken Cable Replacement
LIFT CABLES
Frayed strands and snapped cables are replaced with new galvanized cables sized for your door. We always replace both sides together so tension and wear stay balanced from the start.
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Cable Drum Repair and Reseating
DRUM FIXES
Cables that jump off their drums leave the door crooked and unstable. We reseat or replace drums, rewind cables evenly in the grooves, and tighten set screws so everything stays aligned.
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Bottom Bracket Replacement
BRACKET WORK
Bottom brackets anchor the cables under full spring tension. Rusted or bent brackets are replaced carefully after tension is released, restoring a secure connection at each lower corner of the door.
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Crooked Door Correction
LEVELING
Doors hanging at an angle are stabilized, lowered safely, and squared in the opening. We adjust cable tension on both sides until the bottom edge sits flat and even against the floor.
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Extension System Cables and Pulleys
PULLEY REPAIR
Doors with extension springs rely on cables running over a set of pulleys. We replace worn pulleys, cables, and safety cables, adjusting the system so both sides lift together evenly and quietly.
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Post-Repair Spring Balancing
REBALANCE
After new cables are installed, we fine-tune spring tension and test balance by hand. That final step ensures the door holds steady halfway and lifts smoothly with or without the opener.
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Real Reviews · Real Customers

WHAT OUR CLIENTS SAY.

Cable repair customers often call us while their door is hanging crooked and they are unsure what to do. Their reviews describe calm technicians, clear explanations, and doors leveled and working again quickly. See what North Bay homeowners have shared about the experience.

★★★★★

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I am so happy with the service and the garage doors that we purchased from Sonoma Overhead Doors. Marty was so knowledgeable on the different products and helpful. We had the panels custom painted to match the house.



The motors are so quiet that you hardly hear them. I couldn't be more pleased with this company and would recommend them to anyone.

Shelley L.

★★★★★

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This company installed my garage door and opener originally in 2004, They have helped me to service the door and recently installed a new opener. Prompt, courteous, and they do their job with a minimum of disruption to your lifestyle. I would recommend this company to anyone.

Eric V.

★★★★★

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Very happy! They were able rectify an install that was incompatible with existing equipment and provide competitive pricing for a new unit and install. The installer was even able to have the unit welding mesh with the existing design.

Aurora B.
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FAQ

FREQUENTLY ASKED QUESTIONS.

Cable problems can look alarming, and it is hard to know what is safe to touch. These answers explain common cable issues, their causes, and what to do before a technician arrives.

    Why did my garage door cable snap?

    Cables usually fail from rust, fraying against a worn drum or bracket, or strain from unbalanced springs. Moisture near the floor speeds corrosion, while misaligned hardware can cut strands a little more with every cycle.


    How do I know if my garage door cable is damaged?

    Look for frayed or rusty strands near the bottom brackets, a cable hanging loose, or a door that tilts while moving. Unusual snapping sounds during travel can also signal a cable slipping off its drum.


    Can I fix a garage door cable myself?

    It is not recommended. Cables connect to bottom brackets and drums that are under full spring tension, and loosening the wrong fastener can cause serious injury. Cable work should be done by trained technicians.


    Why is my garage door hanging crooked?

    A crooked door typically means a cable has broken, slipped off its drum, or lost tension on one side. Stop using the opener immediately, because continued operation can bend tracks and damage panels.


    Should both garage door cables be replaced at once?

    Yes. Both cables experience the same age, cycles, and conditions, so the second is usually worn too. Replacing them together keeps tension equal and prevents another failure shortly after the first repair.


    How long do garage door cables last?

    Lift cables often last as long as a set of springs, but moisture, rust, and misaligned drums can shorten that dramatically. Annual inspection catches fraying early, before a cable fails during daily operation.


    Does Sonoma Overhead Doors and Gates repair crooked doors?

    Yes. Sonoma Overhead Doors and Gates stabilizes and levels crooked doors throughout Sonoma, CA, replacing cables, drums, and brackets as needed and rebalancing springs so the door lifts evenly again.


    Why trust Sonoma Overhead Doors and Gates with cable repair?

    Crooked doors need a calm, practiced hand. Sonoma Overhead Doors and Gates has handled cable repairs across Sonoma, CA for 25+ years, carrying galvanized cables on our trucks for fast, lasting fixes.


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    HOW WE WORK

    FROM LOPSIDED TO LEVEL, HERE IS HOW.

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    Step-01

    WE STABILIZE THE DOOR
    The first priority is safety. We clamp the door in place, disconnect the opener, and make sure nothing can shift, slip, or fall while we assess the cables, drums, and brackets closely.

    Step-02

    WE FIND THE CAUSE
    Our technician closely examines both cables, drums, bottom brackets, and springs to identify exactly why the failure happened. Understanding the cause helps us prevent the same problem from returning after the repair.

    Step-03

    WE RELEASE TENSION SAFELY
    Remaining spring tension is carefully unwound with proper winding bars so cables and brackets can be removed without risk. This slow, controlled process protects everyone in the garage and the door itself.

    Step-04

    WE INSTALL NEW CABLES
    Fresh galvanized cables are attached to the bottom brackets and wound evenly onto each drum. We replace damaged brackets or drums at the same time so every connection at the bottom corners is secure.

    Step-05

    WE LEVEL AND REBALANCE
    Springs are rewound to the correct tension, and cable tension is adjusted on both sides. The door is checked for level at the floor and balance at mid-travel before our technician moves forward.

    Step-06

    WE RUN FINAL TESTS
    The door runs through several full cycles with the opener reconnected. We verify smooth travel, reversal, and photo eyes, and explain the simple signs of cable wear worth watching for over time.