Garage door opener repair is the diagnosis and replacement of failed motors, gears, logic boards, capacitors, and remotes that prevent your opener from operating reliably — typically completed in 45–75 minutes for $180–$320 in London, Ontario.
Same-day repair across London, Byron, Masonville, and Hyde Park. Smart Wi-Fi opener upgrades available from $420 installed. $95 service-call fee credited to your repair if you proceed.
An opener can fail in a dozen ways, but the symptoms cluster into six patterns. Most homeowners can self-diagnose in under a minute.
Motor runs but the door doesn't budge — usually a stripped main gear or broken trolley carriage. Common on 8+ year old units.
Wall button works but remotes don't (or vice versa). Usually a logic board or RF receiver issue. Sometimes just a battery.
Closes a few inches then reverses up. Almost always a misaligned safety sensor (the eyes near the floor) or a force setting drifted out of spec.
Plastic gears worn down to nubs. Common on Chamberlain/LiftMaster builds 2010–2018. Repair is straightforward — $180–$220.
Closes, opens, repeats with no input. Stuck wall button, shorted wire, or dying logic board. Disconnect power immediately.
Door takes 30+ seconds to open or shuts hard at the bottom. Capacitor or motor windings failing. Usually $180–$260 to fix.
The opener is a small machine doing big work. It contains a motor (typically 1/2 to 3/4 HP), a worm-gear or belt-drive transmission, a logic board (basically a small computer), photo-eye safety sensors, RF receivers, and a trolley that physically pulls the door. Any one of these can fail independently, and most failures don't require replacing the whole unit.
Knowing whether to repair or replace comes down to age and failure mode. Anything under 8 years old with a single failed component is almost always worth repairing. Anything over 12 years old with major motor or board failure is usually worth replacing — newer openers are quieter, smarter, and Wi-Fi-enabled. The 8–12 year zone is the judgment call we help you make on-site.
The garage door opener industry is dominated by two parent companies: Chamberlain Group (which owns LiftMaster, Chamberlain, and Craftsman) and Overhead Door / Genie. Most parts are interchangeable within a brand family, which is why we can carry the right gear assembly or logic board for 90% of the openers in London, Ontario on a single truck.
| Brand | Common issues | Parts on truck | Typical repair |
|---|---|---|---|
| LiftMaster | Stripped gears, dead boards | Yes | $180–$260 |
| Chamberlain | Same as LiftMaster | Yes | $180–$260 |
| Genie | Worn screw drives, sensors | Yes | $200–$280 |
| Linear | Logic boards, remotes | Most parts | $180–$240 |
| Marantec / Sommer | Capacitors, boards | Some parts | $220–$320 |
| Craftsman (older) | Same as Chamberlain | Yes | $180–$260 |
If your opener brand isn't listed, call anyway — we keep universal logic boards and motor kits that fit nearly anything. (Chamberlain Group product compatibility data, 2024)
The economics are usually clear. A repair averages $220. A new mid-tier opener installed averages $580. If the opener is 5 years old, repair makes sense — you get another 5–8 years out of it. If it's 14 years old and the motor has burned out, replacement makes sense — the next failure is probably a year away.
The thing that's changed in the last few years: smart features. A 2024 Wi-Fi opener lets you check status from anywhere, get alerts if it's left open, set schedules, and grant temporary access codes for deliveries. For homes used as primary entry, the convenience is real. For garages used twice a week, it's optional.
Wi-Fi openers were a gimmick when they launched in 2015. Today they're genuinely useful. The killer feature isn't remote control (a regular remote does that) — it's alerts. Open at 2 AM? Notification. Left open after you drove away? Notification. Closed at 11 PM by your teenager? Notification.
The other meaningful feature is guest access. Couriers, dog walkers, contractors — they get a one-time code or a scheduled window, no shared remote needed. For Airbnb hosts and busy households, this alone justifies the upgrade.
60-second AI chat or call. We confirm opener brand, age, and symptom from a photo of the unit.
Marked van, ID badge, all common opener parts on truck. Live SMS tracking from dispatch.
Tech opens the unit, isolates the fault, confirms the fixed price. You approve before any work begins.
Component swapped or unit replaced. We rebalance, test all remotes, recalibrate sensors. Lifetime warranty paperwork in your inbox.
Opener died at 7 AM, kids late for school. Tech was here in under an hour with a new logic board on the truck. Up and running by 8:30, and he showed me the burnt board so I knew what failed. Honest, fast.
Three other companies wanted to sell me a new opener for $750+. These guys swapped a $35 capacitor and charged me $190. Saved me hundreds.
Wi-Fi upgrade install. Tech walked me through the myQ app setup, programmed both cars, tested everything. Clean work, no upsell, fair price. Best service call I've had in years.
Don't see your question? Our AI assistant Ada handles 90% of opener questions instantly, or call (519) 933-3384 for a real human 24/7.
Tell our AI what's wrong and get a fixed-price quote in 60 seconds. Or just call — a real human picks up 24/7.