Guide
Your Garage Door Cable Snapped? Here's What That Means
How to tell a snapped or fraying garage door cable from a broken spring, why cables fail in Arizona garages, and what replacement costs from the company that fixes them.
A broken spring makes the door feel frozen, stuck solid no matter which side you push. A broken cable does something different: one corner drops, and the door hangs crooked or won't sit flush when it's down. That crooked angle is the tell, and it usually means a 200 dollar pair of cables, not a full spring job.
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Cable Or Spring? The Angle Tells You
Springs and cables share the load, so people mix the two up constantly, and the fix is not the same repair. A dead spring means the whole door is dead weight in both hands, however you push it. A snapped cable means only one side has lost its lift, so the door goes up crooked, drags along one track, or won't close flush at the bottom corner nearest the break.
The other giveaway is sound. A spring usually announces itself with a loud bang. A cable is quieter, sometimes just a soft snap or a scrape as the frayed end lets go, and the first sign most people notice is the door sitting crooked the next morning.
Why Cables Fail In A Valley Garage
A lift cable is a thin steel cord doing a heavy job thousands of times a year, and a hot garage does not treat it gently. Most of what we find comes down to one of two things: rust working into the strands, or the cable fraying against a worn edge on the drum it winds onto.
That distinction matters, because it changes what else needs checking. If the cable snapped clean, the drum is usually fine and it's a straight swap. If it frayed and shredded first, the drum edge that did the fraying often needs replacing too, or the new cable frays again within a year.
Rust At The Drum
Arizona garages swing between bone dry and monsoon-humid, and that cycle rusts the steel drum a cable winds onto faster than people expect for a desert climate. A rusted drum has a rough edge, and a rough edge saws through a cable a few strands at a time.
One Snap, Not Two
Cables come as a pair, one on each side, and like springs they have usually done the same number of cycles. We replace both about as often as we replace both springs on a two-spring door, for the same reason: the second one is usually not far behind the first.
The Warning Most People Miss
A slightly crooked door for a week or two before a cable actually lets go is common. If a door has started sitting a little off level, or one bottom corner sits proud of the floor, that is worth a look before it turns into a Saturday morning with the car trapped inside.
What It Costs
Cables as a pair, fitted and the door rebalanced, are 200 dollars, the same in all 35 cities we cover. If a worn drum caused the fraying, a cable drum is 125 dollars each on top of that. The 35 dollar service call comes off the price if the work goes ahead.
That is worth knowing before you assume the worst. A crooked door with a frayed cable is very often the cheaper of the two common lift failures, not the pricier one.
When It's More Than The Cable
- The door came off the track when the cable let go, and a panel or the track itself bent on the way down.
- Both springs are also old enough to be due, which is worth doing at the same visit rather than paying for two service calls.
- The drum itself is rusted through or cracked, not just the edge that frayed the cable.
- The door has been run on a broken cable for a while, which can also strain the opener's gears against the extra resistance.
Anything else, and it is a straightforward cable swap. We carry cables and drums on the truck for the brands used across the Valley, which is why most of these finish on the first visit.
Answers
Questions People Ask About This
Can I drive the car out if my cable just snapped?
Only if the door is already up and the car is already clear. Do not run the opener to try to move it. With one cable gone the door is unbalanced and can drop or swing crooked, and forcing the opener against that can strip the gears on top of the cable repair. Leave it where it is and call.
Why is my door crooked instead of just stuck?
Because a cable failure is not a whole-door failure. Only one side has lost its lift, so the door hangs unevenly instead of freezing solid the way it does with a broken spring. The crooked angle is actually useful information, since it tells us straight away which side needs the work.
Do you always replace both cables, or just the broken one?
Both, on almost every job. They have carried the same number of cycles, so if one has frayed through, the other is usually not far behind. Replacing one and leaving a worn second cable is how a customer ends up calling us back within the year.
Is a frayed cable an emergency, or can it wait?
It can wait a day or two if the door is already down and you leave it alone, but do not run the opener on it and do not leave the car under it. A cable that is fraying rather than fully snapped can let go the next time the door cycles, so it is worth booking rather than waiting it out.
If You Would Rather We Just Looked At It
This is what we do all day. Every job is priced on the price list, the service call is 35 dollars and it comes off the price if the work goes ahead, and you get the exact number on the phone before anyone is booked.
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