Raised-panel steel
Carriage house
Modern flush
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LiftMaster openers
Chamberlain openersFull 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.
Get your free estimateWhy Long Beach Homeowners Choose Genie Garage Door
Brock Garage Doors Long Beach provides independent Genie repair in Long Beach and installation across the area, from Naples to Bixby Knolls to Belmont Shore. We work on IntelliG, ReliaG, ChainDrive, and SilentMax models every week, and we diagnose them by their actual failure patterns, not by guesswork. We are not an authorized Genie dealer and we don’t claim to be. What we are is a Long Beach crew that has spent years learning exactly how these openers corrode, strip, crack, and fail in coastal air, and we fix them with the right parts the first time. Call (562) 337-3993 for a written quote before any work begins.
Why Trust Brock Garage Doors Long Beach for Your Genie Garage Door?
Wade Mercer, owner of Brock Garage Doors Long Beach, came up through Los Angeles Trade-Technical College and has spent the better part of two decades turning that training into real diagnosis on real driveways. He has worked on Genie openers long enough to know the difference between a sensor fault and a board that’s giving up, and his crew follows the same rule on every call: diagnose the actual problem before touching anything else. That’s why our Genie service in Huntington Beach and Long Beach runs on documented torque specs, OEM parts where they matter, and field-proven fixes that don’t require a return visit.
We are an independent Genie service provider. No factory authorization, no dealership badge. What that means for you is simple: we have no incentive to push a new opener when a $40 sensor kit fixes the problem. Our techs arrive background-checked and uniformed, the price goes in writing before a single bolt turns, and every repair carries our 365-Day Done Right Promise. If a covered repair fails within a year, we come back at no charge. That guarantee is on paper, not a verbal nod.
Styles & brands we work with






Common Genie Garage Door Problems We Fix in Long Beach
These are the failures we see most often on Genie equipment in Long Beach. Some are common to all brands. Several are amplified by salt air and older garage structures. None of them should be ignored.
- IntelliG 1000 and 1200 wall consoles flashing four times. That’s the RPM sensor on the motor head telling the opener it can’t read shaft speed. The door opens a few inches, reverses, and stops. We replace the sensor kit, recalibrate travel and force limits, and the opener runs again. No new opener needed.
- ReliaG 850 circuit boards dying after coastal lightning. Power surges near the waterfront are rough on Genie control boards. We stock Genie’s 39027R.S board for these repairs and only recommend a new opener when the motor itself shows heat damage.
- ChainDrive 500 sprockets stripping teeth on corroded rails. Salt-laden ocean air in Long Beach accelerates rust on the rail and sprocket assembly. Once the teeth start going, the chain slips and the door shudders. We clean or replace the rail, swap the sprocket, and the drive quiets down.
- SilentMax 750 belt tensioner brackets cracking. Long Beach garages are often uninsulated, and the thermal cycling between cool nights and hot afternoons stresses plastic brackets. When the tensioner cracks, the belt loses tension and the opener jerks. We replace the bracket with a reinforced part and retension the belt to spec.
- Safety sensors misaligned or corroded. Genie’s 36179R.S sensors are reliable, but years of coastal moisture corrode terminals and knock alignment out. The door refuses to close, or reverses for no apparent reason. We clean, recalibrate, or replace the sensor pair and verify the close path is clear.
Last Tuesday our tech rolled up to a 1940s bungalow near Bixby Knolls where the homeowner’s Genie IntelliG 1200 would open six inches and reverse. The wall console flashed four times, which we knew immediately meant RPM sensor failure on the motor head. We swapped in a new sensor kit, recalibrated the force limits, and had the door cycling smoothly in under forty minutes. No new opener, no upsold parts.
Genie Parts and Our Repair-vs-Replace Approach
We stock Genie’s own parts when OEM is the only sensible choice. The 36179R.S safety sensors and 39027R.S circuit boards are two examples: aftermarket versions of these components have a shorter service life and cause repeat failures. When it comes to torsion springs and cables, we install high-quality aftermarket parts that match or exceed Genie’s OEM spec, because the same metallurgy is available without the brand markup. You get the right part for the job, and the price reflects what the part actually costs.
Our rule on repair-versus-replace is straightforward. For openers under ten years old, we repair what’s broken and stand behind it for a year. For openers over twelve years old, if the motor shows heat discoloration or the board has failed twice, we’ll tell you replacement is the cheaper long-term path. You’ll get both numbers in writing, and the decision stays yours. Call (562) 337-3993 for an honest assessment.
Our Genie Service Process – Step by Step
Here’s how every Genie call runs, from the first phone call to the test cycle.
- 1
Diagnosis. A live person answers at (562) 337-3993 and asks what the opener is doing. Some problems we can identify by symptom description before the truck even rolls. The tech arrives, confirms the fault, and checks for related wear: rail condition, chain or belt tension, sensor alignment, spring balance.
- 2
Written quote. You get a written price before any work starts. That number covers parts, labor, and disposal if needed. The invoice at the end matches the quote. No surprises.
- 3
Repair or install. For Genie openers we use documented torque settings. Belt tensioning, force limits, and travel stops are set to the manufacturer’s spec for your specific model, not a generic range.
- 4
Full test cycle. We run the opener through a complete open and close cycle, test the auto-reverse, check the safety sensors, and verify the manual release works. Then we run it again with you watching.
- 5
Written warranty. Every repair carries our 365-Day Done Right Promise in writing. If it fails within a year, we return at no charge.
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AfterGenie Products We Service and Install in Long Beach
We work on the full Genie lineup you’re likely to find in Long Beach and Westminster Genie service areas: IntelliG 1000 and 1200, ReliaG 800 and 850, ChainDrive 500 and 550, and SilentMax 750 and 1000. That covers belt drive, chain drive, and screw drive openers, plus the wall consoles, safety sensors, and remotes that go with them. We keep common Genie parts on the truck: sensor kits, circuit boards, RPM sensors, wall buttons, and remotes. Less common parts come from our local supplier network, usually same day or next morning.
We Also Service These Brands
Genie is our most-requested brand in Long Beach, but our techs are trained across eight major opener and door brands. If you have a LiftMaster or Chamberlain opener that’s acting up, or a Clopay, Amarr, Wayne Dalton, Craftsman, or Raynor door, we diagnose and repair those too. The same written-price rule and one-year guarantee apply.
FAQs – Genie Garage Door Service in Long Beach
Four flashes on an IntelliG wall console means the RPM sensor on the motor head is not reading shaft rotation. The opener reverses because it cannot confirm the door is moving correctly. The fix is a new sensor kit and force-limit recalibration, which we can usually complete in under an hour. Call (562) 337-3993 and tell us the flash count.
Yes, if the motor is still healthy. We stock the Genie 39027R.S control board and can swap it on-site. If the motor shows heat discoloration or the board has failed more than once, we’ll quote a new opener and let you decide. You get both numbers before any work starts.
Yes. We keep the Genie 36179R.S safety sensor pair in our truck stock because it fits most ChainDrive-era models and the aftermarket versions fail too often in Long Beach’s coastal air. We also check sensor alignment and terminal corrosion, which are the usual causes of intermittent close-cycle failures.
On SilentMax 750 models, a cracked belt tensioner bracket is a common cause of grinding, chattering, and slack belt noise. On ChainDrive models, noise usually comes from a dry or corroded rail and worn sprocket teeth. We’ll pinpoint the source rather than throwing parts at it. Call (562) 337-3993 and describe the sound; we’ll tell you what we think before the truck rolls.
In most cases, yes. Genie’s Aladdin Connect kit is compatible with many IntelliG and ReliaG openers, and we install it as part of a standard service call. Older ChainDrive units without the right logic board may need an aftermarket smart controller. We’ll test compatibility and quote the full cost before we start.
Garage Door Repair services for Genie equipment in Long Beach typically run $120 to $320 for opener repair depending on the part and the model. Spring replacement on Genie doors runs $180 to $340. Here’s the full picture:
| Service | Price Range |
|---|---|
| Spring Repair | $180 – $340 |
| Cable Repair | $130 – $250 |
| Opener Repair | $120 – $320 |
| Opener Installation | $250 – $550 |
| Panel Replacement | $250 – $500 |
| Track Realignment | $120 – $240 |
| Roller Replacement | $110 – $220 |
| New Door Installation | $700 – $2200 |
| Garage Door Repair | $150 – $600 |
Every price is quoted in writing before any work begins, and every repair carries the 365-Day Done Right Promise. Call (562) 337-3993 for an exact quote; estimates are free and carry no obligation.
Book Your Genie Service in Long Beach, CA
Tell me what it’s doing, I’ll tell you what it costs, no guesswork, no runaround. Call Brock Garage Doors Long Beach at (562) 337-3993. A live person answers 24/7, and we’ll get a background-checked, uniformed tech to your Long Beach home with the parts and the knowledge to fix your Genie right the first time.
Written by Wade Mercer, Owner at Brock Garage Doors Long Beach, serving Long Beach area garages with Genie-specific repair and installation expertise.