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.
Linear Gate Access Control in Grand Prairie: What to Know First
We repair, replace, and install Linear gate access control systems throughout Grand Prairie, and most jobs are done same-week with parts sourced locally or ordered direct. A Linear keypad or phone entry fix typically runs $145 to $410 in this market, and you’ll always get a number you can hold us to before we touch anything. If you own a Linear system in Grand Prairie and the gate won’t open or the keypad’s gone dead, call (903) 829-4499 and tell us what it’s doing. Tell me what it’s doing, and I’ll tell you what it needs. No runaround.

This page is for homeowners and property managers in Grand Prairie who already have Linear access control gear, or who inherited a Linear system when they bought the place. We’re an independent Linear service provider, not affiliated with or authorized by the brand, which means we fix what’s broken instead of steering you toward what’s easiest for us to sell.
How Linear Products Fail - and How We Fix Them
Linear has been in the gate and garage access game for a long time, and we see the same failures repeat across Grand Prairie neighborhoods like Dalworth Park, Lynn Creek Hills, and Westchester. Here’s what actually goes wrong.
- Linear MEGACODE keypads dying after a storm. The MEGACODE (MGT, MC series) keypads are generally solid, but the older ones weren’t sealed well at the wiring knockouts. Grand Prairie gets real South Plains lightning and the occasional frog-strangler, and moisture creeps in through the bottom of the housing and corrodes the backside of the circuit board. Symptom: the keypad beeps but won’t send a signal, or it goes dead entirely a few days after a heavy rain. We open it up, confirm the corrosion pattern, and either rebuild the board connection or replace the keypad with a properly sealed unit. If your keypad is original from the house, it’s usually the moisture path.
- Linear wireless receivers (AP-5, EXA-2000) losing range until nothing works. The antenna gets an oxidized joint or a cracked solder point from years of sun-heat cycling. It still looks fine. Your remote only works when you’re five feet from the gate. We re-flow the solder, replace the antenna if it’s pitted, and test it at distance before we leave. A lot of companies will tell you the board’s fried and try to sell a full replacement. It’s a ten-minute fix if you know what you’re looking at.
- Linear actuator arms (LA400, LA500 series) stripping their internal limit cams. Grand Prairie is windy and flat, which means gates take a beating at the stop. When a gate bangs against the close stop repeatedly, the plastic limit cam teeth inside the actuator arm wear down. The gate now stops three inches short, or slams, or reverses for no reason. We open the arm, inspect the cam, and replace the gear set with OEM Linear parts when it’s under warranty or with a matched aftermarket set when it’s not. There’s no reason to throw away a $700 actuator over a $40 cam.
- Linear APeX series operator panels kicking offline after a power blip. The newer APeX boards are sensitive to voltage dips, which happens in Grand Prairie when Oncor scrambles after a storm. The panel locks up and the gate won’t respond to keypad, remote, or loop. Sometimes a full power-down reset addresses it. Sometimes the board has a dead relay output and needs a board-level repair or replacement. We check the power supply first, because we’ve seen plenty of “dead” APeX boards that just had a failing transformer behind them.
- Linear VisaPhone and AE-500 phone entry systems with dead speaker/mic modules. These intercoms sit in full Texas sun. The mic element degrades from heat and the speaker cone gets brittle. The visitor buzzes, you answer, and you can’t hear a word they’re saying. Often it’s just the mic capsule, a $20 part and an hour of labor. We keep common replacement capsules on the truck for Linear phone entry jobs in Grand Prairie because it’s that frequent.
Our Linear Gate Access Control Process
This is how a typical Linear call goes when you call us from Grand Prairie or anywhere else we serve.
- 1
You call and talk to a person. Not a phone tree. You describe the symptom. If we can troubleshoot it over the phone and save you a trip, we will. If not, we schedule a window and actually show up in it.
- 2
We diagnose on site, not over the phone. We pull the panel, check power at the board, test the keypad and remote signal with a meter, and confirm the failure before we quote anything. No guessing.
- 3
We give you a fixed price before we start. OEM Linear part, quality aftermarket, or repair-in-place. You’ll know what each approach costs and why we’d pick one over the other. You decide, we don’t.
- 4
We do the repair right there. On-site welding and bench work happen in your driveway, in Grand Prairie, not at some shop across the Metroplex. The gate stays with you.
- 5
We test it like we’d want it tested. Keypad from distance, remote from the street, phone entry end-to-end, safety loops, force settings. We run it through the full cycle repeatedly.
- 6
You get the 90-Day Done Right Promise in writing. If something about the repair isn’t right, one call brings us back. Simple as that.
What Linear Gate Access Control Costs in Grand Prairie
Straight numbers, because that’s how we do business. A Linear keypad replacement in Grand Prairie runs $145 to $310 installed, depending on whether you want a simple MEGACODE or a backlit unit with proximity support. A receiver repair or replacement runs $120 to $225. Phone entry repairs run $180 to $410. A full actuator arm replacement for an LA400 or LA500 series runs $350 to $650 for the part, plus two to three hours of labor depending on the gate’s weight and hinge condition. A complete access control overhaul with a new APeX operator, phone entry, and keypad will run $1,400 to $3,200 in Grand Prairie, and that’s something we quote in writing after we see the gate and the existing wiring.
What moves the price is usually the condition of the gate itself: is the hinge post still plumb, is the gate balanced, is the existing wiring worth keeping. We’ll tell you straight. Estimates are free, and we’ll beat any written estimate from a shop that actually sent someone to look. Call (903) 829-4499 and ask Hal or his crew to come out.
Why Grand Prairie Homeowners Call Gatewood Fence & Gate for Linear Work
We’ve been fixing gates in Grand Prairie since 2001, and Hal Gatewood’s name is on the shop, not a franchise manual. The person who answers your call is the person who’ll stand in your driveway. The 90-Day Done Right Promise is stamped in writing on every job, not promised on the phone and forgotten by Friday. We weld on site. We repair what other companies want to replace. And if your Linear system is beyond saving, we’ll tell you that too, and walk you through what a replacement actually costs, whether that’s another Linear or a DoorKing, LiftMaster, Mighty Mule, or Ghost Controls unit. Because we work on nine major brands, including Linear, we’re not married to one. That means our recommendation is based on your gate and your budget, not on what’s in our warehouse.
FAQs
We’re an independent Linear service provider, so we can’t file warranty claims on your behalf. But we can tell you if the failed part is under Linear’s two-year operator or one-year accessory warranty, and we’ll guide you through the claim. Then we’ll install the warranty replacement or handle the out-of-pocket repair, whichever makes sense.
Most Linear keypad and receiver jobs in Grand Prairie are same-day or next-day, because we keep common MEGACODE parts and receiver components on the truck. If the problem needs a part we don’t stock, we’ll give you a firm window for when it arrives and schedule the return before we leave. Call (903) 829-4499 and we’ll tell you what the schedule looks like right now.
If the gate itself is square and the operator is less than ten or twelve years old, repair usually makes sense. We’ll tell you honestly which one we’d choose if it were our gate. If the operator has been hacked at by a previous company and the board is butchered, we’ll show you the cost difference and let you decide. We never push replacement to pad a ticket.
Yes. We build and install gates in Grand Prairie and the surrounding areas, and we’ll spec the Linear operator, keypad, phone entry, and safety system that fits your gate’s weight, length, and daily cycle count. You’ll get a written estimate with the full scope before any work starts. Estimates are free, and we’ll meet any written estimate from a shop that actually came out and looked.
Honestly, weather-corroded keypad boards and actuator limit cams from gates slamming in the wind. Grand Prairie heat and storms are hard on outdoor electronics, and a lot of the Linear gear in this area was installed twenty years ago. The good news is that both failures are repairable for a lot less than a full replacement, if you get to them before the corrosion spreads to the board’s main circuit traces. Call us at (903) 829-4499 the day you notice your keypad acting up, and we’ll likely save you a bigger bill.
Ready for a straight answer? Call (903) 829-4499 and talk to a real person who knows Linear gear and Grand Prairie gates. We’ll give you an honest assessment, a written price before any work starts, and a 90-day guarantee that actually means something. No runaround.
Written by Hal Gatewood, Owner, Gatewood Fence & Gate at Gatewood Fence & Gate, serving Grand Prairie and nearby areas.



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