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 Gate Access Control Across San Dimas
Gate Repair in San Dimas means more than swapping a keypad. It means matching an entry system to a 1960s ranch gate on one street and a 20-foot equestrian swing gate on the next. A keypad that works fine in a tract home off Arrow Highway won’t survive the dust, wind, and load cycles of a horse property off San Dimas Canyon Road. We’ve been sorting out those differences since 2001, and we answer the phone at (877) 610-2993 when you call.
Most access control failures here come down to one thing: the system was never matched to the gate it’s controlling. A board browns out because a 120V run is 300 feet long with 8 percent voltage drop. A keypad dies because afternoon sun cooks it past its rated range for 40 straight days. We carry parts for Linear, Viking, Ghost Controls, and DoorKing, and our Gate Access Control crew knows which operator belongs on which San Dimas driveway.
Why Gatewood Fence & Gate Is San Dimas’s Preferred Gate Access Control Company
Hal Gatewood has been doing this since 2001, and his name is on every invoice. That’s not marketing language. It’s a working rule: if the job isn’t right, Hal comes back. Every access control install and repair carries the 90-Day Done Right Promise in writing. If it’s not right, we make it right. No runaround, no third-party warranty company, no voicemail maze. One call brings him back.
We work in San Dimas weekly. It doesn’t matter whether your gate is a custom ornamental iron piece on a foothill estate or a tubular steel slider on a 1970s ranch home near Lone Hill Ave. We’ve seen the same access control problems repeat across this ZIP code: wind-bent posts throwing photo eyes out of alignment, corroded hinge brackets from hard San Gabriel Valley water, and operators cycling too many times per day for their duty rating. Our customers in San Dimas tend to be people who already paid a national company once and won’t do it again. The person who shows up for our work is background-checked, uniformed, and has Hal’s number in their pocket.
Calls are answered by a live person 24 hours a day, 7 days a week. No phone tree. No call center three states away. That matters when your gate won’t open at 6 a.m. and you need the horse trailer out.
Our Gate Access Control Services in San Dimas
Keypad Entry
A proper keypad replace in San Dimas comes down to sunlight. The inland summer routinely pushes 100°F, which kills cheap plastic membrane keypads within two seasons. We spec metal-housing keypads with UV-stable buttons, and mount them where the afternoon shade hits first. For equestrian properties, we also recommend a keypad rated for more cycles per day: ranch hands, boarders, and horse trailers add up fast.

Remote Control
Remote entry in San Dimas needs an operator receiver that handles more remotes than the manufacturer’s minimum. Horse properties off San Dimas Canyon Road often have six or more remotes in rotation: owners, borders, farriers, feed delivery. We program multi-button remotes with separate channels for pedestrian gates and main vehicle gates, and we set the antenna so it actually reaches the barn, not just the driveway apron.

Phone Entry
Telephone entry systems on San Dimas foothill lots get wired to the house phone line or a cellular dialer, which means they live or die on the quality of the long wire run. Voltage drop over 300 feet of buried cable causes phantom rings and dropped calls. We check the actual line voltage at the pedestal before installing the phone module. It saves you from paying for a new unit when the problem was the cable.

Card Reader
Card readers suit San Dimas ranches where multiple people enter daily. The readers we install read proximity cards or fobs and log entries locally. That log matters on a horse property; you know whose card opened the gate at 2:15 a.m. We can tie a card reader into an existing operator without replacing the motor if the board has an open accessory input.

Video Intercom
A video intercom on a San Dimas gate has to handle glare. South-facing entries off Baseline Road get hammered by afternoon sun. We use cameras with wide dynamic range so you can actually see a face instead of a white blob. On long driveways, we run Cat6 or coax in conduit to the house, which beats the Wi-Fi repeaters that drop signal when the Santa Ana wind kicks up. You get a clear picture at the door, not a buffering wheel.

Smart Access
Smart access means controlling your San Dimas gate from a phone app without giving up the physical keypad. We set up app-based systems that tie into your gate’s open relay, letting you open the gate from inside the house or from three miles away. For foothill properties with poor cell signal, we spec units with local Wi-Fi rather than cloud-dependent readers. The gate still opens when the internet blinks out.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in San Dimas
We’re certified to service and program Gate Motor & Opener - San Dimas systems from Linear, Viking, Ghost Controls, and DoorKing, plus five other major brands. For San Dimas customers, that means we don’t have to chase parts across the valley. We keep common boards, limit switches, receivers, and photo eyes in the truck. When your Viking board reboots every hot afternoon, we can usually swap it same visit. When a DoorKing loop detector fails at an equestrian driveway apron, we have the detector and the sealant to fix the saw-cut.
Common Gate Access Control Problems We See in San Dimas Homes
- Voltage drop on long 120V runs: Foothill lots with a detached operator pedestal often run 200 to 400 feet from the panel. That long pull starves DoorKing and Viking boards, causing brownouts and mid-cycle reboots. We check line voltage first before blaming the board.
- Sun-cracked loop detector sealant: At equestrian driveway aprons, the sealant over the saw-cut dries and cracks under weeks of 100-degree sun. Irrigation water seeps in, shorts the loop, and the gate stops sensing your car. The fix is a re-seal and often a new loop wire, not a new operator.
- Wind damage from Santa Ana events: Wind funneling through the foothill gaps bends gate posts out of plumb and misaligns photo eyes. A gate that won’t close may just be an eye beam pointing at the rose bushes. We re-plumb the post and re-aim the eye, then re-test the entrapment reverse.
- Faded or cracked keypad housings: Original equipment keypads on 1970s and 1980s San Dimas gates are past their service life. Buttons stop registering, or the housing cracks and moisture gets inside. We replace with metal-housing units and reuse the existing wire where it’s sound.
Pricing for Gate Access Control in San Dimas, CA
Expect a keypad replacement in San Dimas to run $240 to $420 installed, depending on whether the old wire is reusable. A basic video intercom starts around $900 and goes up based on whether we’re pulling new cable or tying into an existing run. Phone entry systems run $600 to $1,100 depending on the dialer type and wire condition. Card reader installs typically land between $550 and $950. These are the prices we quote before any work starts. The quote you agree to is the price you pay. We don’t arrive with a clipboard full of add-ons.
Every job carries the 90-Day Done Right Promise, and we offer free second opinions on any written estimate you’ve received. No trip charge inside the county. Seniors and veterans get a permanent 10% discount. Any repair over $200 takes $40 off. Call (877) 610-2993 and we’ll give you a straight number.
We Also Serve Cities Near San Dimas
Our crew regularly works in San Dimas and the surrounding communities. If you’re in Charter Oak, La Verne, Pomona, or Glendora, we handle gate access control there too. Same live phone answer, same 90-Day Done Right Promise, same person showing up in the window we said.
Serving San Dimas, CA - Our Local Coverage Area
We’re based in the San Dimas 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 - Gate Access Control in San Dimas
The operator draws more current when the motor works harder against heat-expanded metal and wind-loaded panels, and a long 120V run with undersized wire makes the amp draw worse. We check the breaker rating, the wire gauge, and the operator’s thermal overload curve. Often the fix is a heavier feed to the pedestal, not a new motor. Call (877) 610-2993 and we’ll test the line voltage on site.
Yes. You don’t need a new gate. We weld a pedestal or surface-mount a housing onto the existing post, run the cable to the house, and wire the intercom’s relay into your current operator board. If the wire run crosses a driveway or walkway, we go under it in conduit. Call (877) 610-2993 for a free measure and a written price.
Usually the rack teeth are worn unevenly from years of wind loading on one side of the panel. The new motor labors against a rack that isn’t meshing cleanly, so it jerks and grinds. The fix is re-aligning or replacing the rack section and checking the guide rollers. Call (877) 610-2993 and we’ll inspect the rack before you spend on another motor.
It’s common, but not normal. The keypad’s circuit board expands in the heat and a marginal solder joint or cracked trace loses contact. When the temperature drops, it works again. That’s a failing keypad, and the fix is replacement with a unit rated for the San Dimas summer. Call (877) 610-2993 to schedule a swap before the next heat wave.
Not by themselves. A 16-foot equestrian gate cycles too many times per day and carries too much wind load for a solar-only operator in this climate. Solar works as a supplementary trickle charge on a gated property with no line power nearby, but the main operator should be line-powered with a battery backup. We’ll spec what’s actually reliable for your gate’s cycle count. Call (877) 610-2993 and we’ll walk the site with you.
When you need Gate Access Control in San Dimas, call (877) 610-2993. A live person answers, every time. We’ll schedule a free estimate, quote the price before work begins, and stand behind the job for 90 days. Hal Gatewood has been fixing gates since 2001, and he’s not passing through.
Written by Hal Gatewood, Owner at Gatewood Fence & Gate, serving San Dimas since 2001.





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