Serving Dunwoody & the surrounding metro•Repair, springs, openers & new doors(770) 230-5904
Dunwoody Garage Door Co (770) 230-5904
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A technician in a cap and gloves works on a garage door torsion spring.

Dunwoody, GA · Garage Door Service

Garage Door Service for Mountain Park's Late-1970s Housing Stock

Garage door service for Mountain Park homes built mostly in the late 1970s - torsion conversions, worn rollers, and opener swaps, run from our Dunwoody truck 12 miles out.

  • Repairs & new doors
  • Springs & openers
  • Serving 7 nearby communities

What the Fix Involves

The call we get most from Mountain Park is a door that slams the last foot of travel instead of settling, or an opener that strains and reverses halfway up. Nine times out of ten it's a spring problem, not a motor problem - the spring has lost tension gradually, and the opener has been doing the spring's job for months before it finally says no.

Mountain Park's housing stock centers on 1979, which puts a lot of these doors right at the point where original extension-spring setups are either still running on borrowed time or were swapped once already for torsion hardware sometime in the 90s or 2000s. That mix matters because the fix is different depending on which one is on the door. A tired extension spring on a door built in that window is cheap and fast to replace. A torsion conversion done badly by a previous owner or a discount installer is a different job - we're correcting someone else's shortcut, not just swapping a part.

Why This Fails Locally

A door built or installed around 1979 has had roughly four and a half decades of track alignment to drift. Wood jambs settle, concrete slabs shift a fraction of an inch, and the track that was plumb when it went in is not plumb now. You see it as a roller that rides the edge of the track and wears a flat spot, or a cable that frays on one side because the drum isn't seated square anymore.

The cold-moderate climate this area sits in adds a second layer: temperature swings that aren't brutal but aren't mild either. Steel contracts enough over a winter to tighten already-marginal clearances, and that's when a door that's been limping along for a year finally jams solid on a 20-degree morning. It's not a dramatic failure. It's a slow one that picks the worst possible week to finish.

Doing It Yourself

Lubricating hinges and rollers, tightening loose bolts on the track brackets, and testing the auto-reverse by setting a 2x4 flat under the door are all things an owner can do safely and should do a couple of times a year. None of it requires touching the spring system.

What you shouldn't do yourself is anything involving the torsion bar or the extension spring cables under tension. These store enough force to break a wrist or worse, and on a door with roughly 45 years of hardware history behind it, you often can't tell from the outside whether the spring, the bar, or the end bearing is the actual problem until it's apart. That's the honest limit here - we'll walk you through what you can safely check over the phone, but spring work is a truck call, not a weekend project.

Time on the Job

A straightforward spring replacement or roller swap on a single door usually runs under two hours once the truck is on site. Where it runs longer is on doors where the original 1970s-era track or jamb hardware doesn't match anything currently stocked - Mountain Park's housing age means we sometimes special-order a bracket or drum size that a newer subdivision wouldn't need at all.

We're coming from Dunwoody, about 12 miles out, so factor that into scheduling rather than expecting a same-hour arrival. We'll give you a window when you book, and we stick to it, but we're not a local branch sitting five minutes away - we're a truck making a trip.

How to Book

Call or book online and tell us the door's rough age if you know it, along with what it's doing - slamming, jamming, grinding, or just slow. That one detail about the build era helps us load the right spring size and bracket stock before we leave Dunwoody, which cuts down on a second trip.

Mountain Park households run higher than the wider service area on income, at $95,678 median, and that often means owners want the hardware fixed right rather than patched - we'll quote the repair and, if the door's old enough that a second major part is likely to go within the year, we'll tell you that too instead of letting you pay twice.

Frequently asked questions

Is my door's spring original to the house if it was built around 1979?

It's possible but unlikely. Extension and torsion springs typically last 7-12 years under normal use, so a door from that era has almost certainly had at least one spring replacement already, sometimes more. We check the spring's wear pattern on site to tell you where it actually stands.

Do you have a crew based in Mountain Park?

No. We run out of Dunwoody and cover Mountain Park as part of our service area, about 12 miles out. We quote a scheduling window rather than a same-hour arrival, and we hold to it.

Why does my door act up more in winter?

This area sits in a cold-moderate climate band, so steel hardware contracts in cold weather. On a door that's already got a worn roller or a marginal spring, that seasonal tightening is often what pushes a slow problem into a full jam.

Can I replace the spring myself to save money?

We don't recommend it. Torsion and extension springs hold enough stored force to cause serious injury, and on older hardware it's often hard to tell which part is actually failing until the system is open. That diagnosis is part of what the call covers.

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Call now or request a quote - tell us what the door is doing and where you are.

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