Free on-site gate assessment - hinges, posts, and your LiftMaster or Nice gate operator checked before anything is quoted
The assessment is free and the quote is the invoice.
Fast, Reliable Electric Gate Repair Across Martinez
If your electric gate in Martinez won’t open, reverses mid-cycle, or grinds when it moves, the culprit is rarely the first thing you’d guess. Most failures we trace in Martinez homes come down to three things: a corroded control board from delta fog, a settled hinge post on clay soil, or a power feed that was never run correctly from an older subpanel. When we say we know Martinez gates, we mean we know the failure patterns specific to this city – and we price the fix in writing before any work starts. Call (903) 417-0793 and a live person answers, 24/7.

Why Calder Gate Repair Is Martinez’s Preferred Electric Gate Repair Company
Calder Gate Repair is the dedicated gate repair specialist inside the Relay Home Co. family, founded in 2009. Martinez homeowners call us because we do one thing and we do it thoroughly: diagnose electric gate failures, then fix the actual cause, not the symptom. Nico Alvarez leads our team with a simple rule – if the repair fails within 365 days, we return at no charge under the 365-Day Done Right Promise. That’s stated in writing on every job, not implied.
Our technicians are background-checked, arrive in uniform, and show up with a live, trackable arrival time – not a four-hour window. You’ll know who’s coming and when. Martinez clients from Alhambra Valley to the downtown flats tell us the same thing: the transparency matters as much as the repair. Every customer gets a written price before a single bolt is turned. The invoice number at the end matches the number agreed to at the door.
We’re part of the Relay Home Co. network, which means Martinez residents get the Relay Standard on every visit: live arrival tracking, before-and-after photos of the repaired gate, and a digital invoice you can pay from a link. No phone tag. No guessing. Just a gate that works.
Electric Gate Motor in Martinez
Electric Gate Motor repair in Martinez usually starts with a motor that’s been blamed for a problem that lives somewhere else. The motor itself – often a Viking or Ghost Controls unit on Martinez swing gates – is a sealed, durable component. What actually fails is the control board feeding it, the capacitor that starts it, or the power supply run that energizes it. On hillside lots around Alhambra Valley and Franklin Canyon, we regularly find motors hobbled by voltage drop from long power runs off detached garage subpanels. The motor isn’t dead. It’s starving.
When to Suspect the Motor
A motor that hums but won’t turn, trips its thermal overload after a few cycles, or moves the gate at half speed usually points to capacitor failure or persistent low voltage. In Martinez, moisture from delta fog accelerates corrosion inside terminal blocks, which creates resistance and mimics a weak motor. We test the motor windings, supply voltage, and capacitor before recommending replacement – because a good motor on a bad circuit is still a bad gate.
What Motor Repair Costs in Martinez
A capacitor replacement on a swing or slide gate in Martinez typically runs $110 – $190 including the part and labor. A full motor replacement on a residential gate, depending on brand and duty rating, runs $380 – $780. If the motor is fine and the fault is in the control board or power supply, a board replacement runs $250 – $450 on most Martinez gates. Every price is written and agreed before work starts.
Gate Access Control in Martinez
Gate Access Control in Martinez covers everything that decides who gets in: keypads, remote controls, safety sensors, and the control board that ties them together inside the operator. Martinez homeowners add or repair access control when a keypad stops responding, a remote only works at close range, or a safety sensor keeps false-triggering the gate to reverse. On older Martinez properties – especially those with reconfigured driveways or landscaping changes – photo-eye alignment is one of the most common access control faults we correct.
Keypads, Remotes, and Sensors
A keypad that works intermittently in Martinez often has corroded contacts from fog moisture seeping into the housing. A remote with shrinking range can indicate antenna placement, battery issues, or interference – and on Ghost Controls and DoorKing systems, the receiver board may need re-seating. Safety sensors, the photo-eyes that prevent the gate from closing on a car or person, must be aligned within a narrow tolerance. A fog-fogged lens or a shifted post after a landscape crew visit will cause false reversals. Keypad replacement or reprogramming runs $90 – $180. Sensor alignment or replacement runs $80 – $160. Remote programming, including syncing a replacement transmitter, runs $50 – $90.

Control Board Diagnostics
Control board failures in Martinez follow a pattern we see far more often here than in Concord or Lafayette: terminal block corrosion from trapped damp air in open enclosures. The board is the brain of the access control system – it interprets inputs from keypads, remotes, and sensors, and commands the motor. When the board fails, the gate may ignore all inputs, open but not close, or cycle without command. Board replacement on Martinez gates runs $250 – $450, and we install the replacement with a proper enclosure and drip loop so the new board doesn’t suffer the same fate.
Trusted Brands We Service in Martinez
Our techs are factory-familiar with nine major gate opener brands, and in Martinez we see a heavy concentration of Viking, Ghost Controls, and DoorKing on residential and small estate gates. That’s not a generic “all brands” claim – it means we know the loading quirks of a Viking swing arm, the receiver range limitations on Ghost Controls systems, and the current-limit behavior on DoorKing slide operators. For Martinez customers, that familiarity means we stock common parts locally and can usually complete a repair on the first visit instead of ordering and returning a week later.
Common Electric Gate Repair Problems We See in Martinez Homes
- Control board corrosion from delta fog: Morning moisture off the Carquinez Strait settles into open operator enclosures, corroding terminal blocks on hillside lots. We replace the board and seal the enclosure properly, because a bare swap just fails again.
- Settled hinge posts on clay-heavy soil: Swing gate panels on Martinez hillsides sag as the footing settles, causing the panel to drag and trip the operator’s obstruction sensing. We re-set and re-pour the post, then re-level the panel – the gate runs clean after that.
- Misaligned safety photo-eyes: Older Martinez properties with reconfigured driveways often have photo-eyes aimed at a post or fence that shifted. The gate reverses mid-travel and the owner thinks the operator is dead. It’s usually a two-minute alignment fix.
- Low voltage from long power runs: Homes on Alhambra Valley or Franklin Canyon lots often feed the gate from a detached garage subpanel with undersized wire. The operator browns out, the motor strains, and the gate misbehaves. We correct the power supply first, then re-test the operator.
Pricing for Electric Gate Repair in Martinez, CA
Most electric gate repairs in Martinez run $150 – $450 before parts, with the majority of jobs falling in the $200 – $350 labor range. A keypad or remote programming visit is typically $90 – $180. A full gate motor replacement runs $380 – $780 depending on brand, duty rating, and whether the gate is swing or slide. Control board replacement runs $250 – $450. The variables that move the price are the gate’s age, the distance of the power run, and whether footings or groundworks need correction. Every quote is written and agreed before work starts – the number on the invoice is the number you approved at the door. Call (903) 417-0793 for a free estimate, no obligation.
We Also Serve Cities Near Martinez
Calder Gate Repair serves Martinez and all surrounding areas in Contra Costa County, including Pleasant Hill, Benicia, Lafayette, and Concord. If you’re outside Martinez proper but still need Electric Gate Repair, give us a call at (903) 417-0793 and our nearest tech will head your way – with the same written pricing and 365-Day Done Right Promise.
Serving Martinez, CA - Our Local Coverage Area
We’re based in the Martinez 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 Electric Gate Repair in Martinez
It’s usually neither – it’s a misaligned safety photo-eye or a sagging panel dragging on settled soil. In Martinez we frequently find fog-fogged photo-eye lenses causing false reversals, or clay-soil settlement making the gate panel drag and trip the operator’s obstruction sensing. We test the sensor alignment, check the footings, and then test the operator’s current limit before replacing anything. Call (903) 417-0793 for a diagnosis.
Most repairs – a capacitor, a photo-eye alignment, a keypad swap, a board replacement – take 45 minutes to 3 hours on site and can often be scheduled same-day for Martinez customers. Jobs requiring footing correction or repouring a hinge post take longer because the concrete has to cure before the gate can be re-hung. We’ll give you a realistic timeframe when you call (903) 417-0793, and a written price before the work starts.
It depends on the scope. Replacing an operator, a keypad, or a sensor on an existing gate doesn’t require a permit in Martinez. A new gate with new footings, new groundworks, or new power runs may require a City of Martinez building permit, depending on height, location, and whether it’s a driveway or pedestrian gate. We can advise you on what’s needed for your specific property and coordinate the paperwork if required. Call (903) 417-0793 and we’ll assess your site.
Grinding on a rack and pinion slide gate in Martinez is almost always a misaligned rack, a worn pinion gear, or debris packed into the track – and on clay-heavy Martinez soil, track settling makes misalignment worse. Delta moisture also accelerates gear wear if the pinion wasn’t greased regularly. We’ll inspect the rack alignment, check the track level, and replace the gear if it’s stripped – typically $120 – $240 for a rack adjustment or pinion replacement. Call (903) 417-0793 for an assessment.
Yes. We add wireless keypads, key fobs, and smartphone-based access control to existing Martinez gates on a regular basis – including Viking, Ghost Controls, and DoorKing systems. A keypad with installation runs $180 – $320. Upgrading to a system with remote access, entry logs, and scheduled access runs $400 – $900 depending on the operator and your control preferences. We’ll match the new access control to your existing operator so everything works as one system. Call (903) 417-0793 for a free estimate.
Written by Nico Alvarez, Owner at Calder Gate Repair, serving Martinez and the wider Contra Costa County area. For a free estimate on electric gate repair in Martinez, call (903) 417-0793.





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