Full 25-point door and opener safety check with every visit - springs, cables, rollers, tracks, and your LiftMaster or Chamberlain opener included
You get a price before we start. It does not change when the truck arrives.
Fast, Reliable Garage Door Repair Across Somerville
Garage door repair in Somerville typically runs $150 – $600, and most spring, cable, and roller jobs are done in a single visit. Somerville’s tight lots and pre-car housing stock mean most garage doors here aren’t standard, and the fix that works on a suburban 16×7 rarely applies. We know the difference because we work these streets every week. If your door won’t open, won’t close, or makes a sound it shouldn’t, call (254) 602-5116 and a live person answers, day or night.
Somerville’s garages are a different animal. Many are converted carriage houses off Winter Hill, Union Square, or Davis Square with ceilings under eight feet and rough openings closer to 6’10”. The work requires low-headroom hardware, high-lift track adjustments, and an installer who doesn’t blink at zero side setback. That’s the job we do. We’re Brock Garage Door Repair, led by Wade Mercer, and we run every Somerville job to The Garrison Standard: written price before work starts, clean site when we leave, and a 365-day guarantee in writing.
Why Brock Garage Door Repair Is Somerville’s Preferred Garage Door Repair Company
Somerville homeowners call us because we answer the phone and we show up in the window. No voicemail tree when you call (254) 602-5116. A live person picks up, including nights, weekends, and holidays. That matters when your door is stuck open on a February night and the temperature is dropping past freezing.
Our technicians are background-checked and uniformed, so when the truck pulls up in East Somerville or Prospect Hill, you know exactly who’s walking up your driveway. Crews are dispatched from the brand’s Boston office, and we serve Somerville locally every day. Wade Mercer sets the standard on every job: written price before a single bolt turns, work done by the book, and the site left cleaner than we found it.
Every repair carries the 365-Day Done Right Promise. If a covered repair fails within a full year, we return and make it right at no charge. That promise is on paper, not a verbal assurance. It’s part of how we’ve run under the Garrison Partners network since 2001, and it’s how we run Somerville today.
Garage Door Roller Replacement in Somerville
Garage Door Roller Replacement in Somerville is a repair we do more often than almost anywhere else, because the city’s freeze-thaw cycles and road salt destroy rollers faster than homeowners expect. A typical roller replacement in Somerville runs $110 – $220, depending on how many rollers need swapping and whether the hinges have seized along with them. The job involves pulling the old rollers out of the track, checking the hinge brackets for rust damage, installing new rollers rated for your door’s weight, and lubricating the track so the door moves without grinding.
The warning sign is usually a door that shudders or jerks as it moves. That’s a roller binding in the track. Left alone, it chews up the track and strains the opener motor. In an unheated Somerville detached garage, it happens faster. We fix it the same visit.
When Somerville Cold Weather Kills Rollers
Somerville sees 100-plus freeze-thaw days per year. Water gets into the roller bearings, freezes, expands, and cracks the seals. Salt spray from narrow streets coats the track and accelerates rust. By the time you hear the grinding, several rollers are usually shot. We inspect all of them, not just the loud one, because replacing three now is cheaper than replacing eight next winter.
Nylon vs Steel Rollers for Old Doors
Most Somerville carriage-house doors do better with nylon rollers. They run quieter and don’t rust the way steel does. But if your door is heavy, solid wood, and original to a 1920s structure, steel rollers with sealed bearings may hold up better. We’ll tell you which fits your door and your budget, and the price is in writing before we start.
Commercial Garage Door Repair in Somerville
Commercial Garage Door Repair in Somerville means working around business hours, tight delivery schedules, and doors that get cycled dozens of times a day. Most commercial repairs in the area run $150 – $600 for standard fixes, with opener repairs at $120 – $320 and track realignment at $120 – $240. The work involves diagnosing the door’s cycle load, checking spring tension against the door’s actual weight, realigning tracks, and replacing worn rollers or cables before they fail mid-route.
Restaurants, warehouses, and small manufacturers along McGrath Highway and in the Inner Belt rely on their loading doors functioning every single day. A door that won’t open stalls deliveries. A door that won’t close is a security and heat-loss problem. We get it, and we schedule around your operation, not the other way.
What We See on Somerville Commercial Doors
Commerical doors in Somerville fail from use volume more than age. Chains stretch, rollers flatten, and springs lose tension after a few thousand cycles. If your staff has been forcing the door through a rough spot, the track is probably already bent. Catching it early is a $120 – $240 realignment. Waiting until it jams is usually a bigger repair plus lost business hours.
Preventive Maintenance for Businesses
A quarterly inspection beats an emergency call. We check spring balance, roller wear, cable condition, and photo-eye alignment. For Somerville businesses with alley-loaded docks or doors that sit near the street, we also check for plow and truck strikes that knock sensors out of line. It’s a lot cheaper than a midday shutdown.
Trusted Brands We Service in Somerville
We service and stock parts for LiftMaster, Chamberlain, Genie, and Clopay systems across Somerville. Most common repair parts are on the truck when we arrive: rollers, hinges, cables, springs, and opener components. That means we fix the door on the first visit instead of ordering a part and coming back next week. If your opener predates rolling-code security, we’ll tell you plain: it’s time for a replacement, and a new LiftMaster or Genie opener installs for $250 – $550 on most Somerville doors.
Common Garage Door Repair Problems We See in Somerville Homes
- Photo-eye misalignment from street strikes. Dense neighborhoods like Winter Hill and East Somerville put garages within inches of the street. A plow or delivery truck clips the corner, the sensor shifts a quarter inch, and the door refuses to close. We realign the eyes and test the full cycle, including the reversing function.
- Rust-welded rollers and seized hinges. Road salt spray combined with Somerville’s freeze-thaw cycles rusts steel door hardware from the bottom up. Rollers seize, hinges bind, and the door starts shaking. Replacing them before they chew through the track saves hundreds.
- Racked openings on old carriage houses. Low-pitch slate roofs settle over decades, and the door opening twists with them. Tracks that were square in 1925 aren’t square now. We re-shim and realign so the door travels true instead of fighting the frame.
- Opener strain from a failing spring. Homeowners often think the opener motor is dying when the real problem is a torsion spring that’s lost its tension. The opener works harder, overheats, and burns out. We test spring balance before replacing any opener.
Pricing for Garage Door Repair in Somerville, MA
Here’s what Somerville homeowners can expect, in plain numbers:
| Repair Type | Price Range |
|---|---|
| Garage Door Repair | $150 – $600 |
| Roller Replacement | $110 – $220 |
| Track Realignment | $120 – $240 |
| Opener Repair | $120 – $320 |
| Opener Installation | $250 – $550 |
| Cable Repair | $130 – $250 |
| Spring Repair | $180 – $340 |
Your exact price is quoted in writing before any work starts. Not a range, not a ballpark. The number you approve is the number on the invoice. Factors that move the cost: door weight, spring type, opener age, and whether the tracks need realignment to fix a racked carriage-house opening. Estimates are free. Call (254) 602-5116.
Most Somerville ‘garages’ are converted carriage houses, stables, or undersized add-ons with 7-8 foot ceilings and rough openings as low as 6’10”. A standard 16×7 sectional door and standard torsion setup often won’t fit. High-lift or low-headroom hardware is the norm here, not the exception. That’s why our Garage Door Repair team carries low-headroom track kits, high-lift drums, and side-mount openers on the truck for Somerville jobs.
We Also Serve Cities Near Somerville
Our crews cover Somerville and the surrounding metro every day. If you’re in Cambridge, Medford, Boston, or Everett, the same written-price-first standard applies. You can see the full picture on our Somerville service page, and call (254) 602-5116 from anywhere in the area for a free estimate.
Serving Somerville, MA - Our Local Coverage Area
We’re based in the Somerville area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Garage Door Repair in Somerville
Nine times out of ten in Somerville, a door that won’t close has misaligned photo-eye sensors. A snowplow, delivery truck, or even a hard bump from a trash barrel nudges the sensor bracket, and the door reads it as an obstruction. We realign the eyes, clean the lenses, and test the reverse cycle. If the sensors are fine, the issue is usually a stretched or snapped cable or a broken spring. Both are fixable same-visit, with the price quoted before we touch the door. Call (254) 602-5116 and we’ll walk you through what to check on the phone.
Usually not without modifications. Many Somerville carriage houses and converted stables have rough openings of 6’10” or 7’0″ with ceilings under eight feet. A standard 16×7 door needs a full 7 feet of headroom for normal torsion hardware. We install low-headroom track systems and side-mount openers that work in these spaces. We’ll measure the opening and tell you exactly what fits and what it costs, in writing, before any work starts.
Somerville’s freeze-thaw cycles and road salt do it. Water gets into roller bearings, freezes, and cracks the seals. Salt accelerates rust on steel hinges and track. Unheated detached garages make it worse. The fix is switching to nylon rollers with sealed bearings on most doors, plus treating the track and hinges for corrosion. Replacement runs $110 – $220 for rollers, and we’ll tell you if the hinges need replacing too before any work begins.
Pull the release handle and try lifting the door manually. If it’s heavy or won’t stay up, the spring is done, not the opener. A good spring balances the door so it lifts with one hand. When the spring fails, the opener motor works against the full door weight and burns out fast. Spring repair in Somerville runs $180 – $340. Replacing the opener without fixing the spring just kills the new opener the same way. We test balance first, every time.
Yes. We handle commercial door repair across Somerville, including loading docks, warehouse doors, and storefront roll-ups. Repairs run $150 – $600 for standard work, and we schedule around your operating hours to avoid closing you down. Preventive maintenance contracts are available for businesses that cycle doors heavily. Call (254) 602-5116 and ask for a commercial assessment.
One more thing worth knowing. In Winter Hill, a homeowner’s detached carriage-house garage sat within inches of the street, and a delivery truck clipping the corner shifted the photo-eye sensors so the door wouldn’t close. We realigned the photo-eyes, replaced rusted bottom rollers and hinges, then re-balanced the sectional door and swapped in a LiftMaster rolling-code opener so the door would stay secure on a lot with zero side setback. That’s a standard Somerville job for us. It’s not standard anywhere else.
If your garage door is giving you trouble in Somerville, call (254) 602-5116. A live person answers. We’ll give you a straight answer, a free estimate, and a written price before any work begins. If you prefer email, reach out through our contact page and we’ll get back to you quickly.
Written by Wade Mercer, Owner at Brock Garage Door Repair, serving Somerville with the Garage Door Repair standards we’ve run since 2001.






Before
After
Before
After
Before
After