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Linear Keypad & Intercom Repair: The Lewisville Owner’s Guide
Linear keypad and intercom repair in Lewisville typically runs $165-$420 installed, depending on whether we’re replacing the keypad face, the intercom board, or the entire exterior station. We stock Linear-compatible keypads, intercom modules, and weather seals on our trucks, and we can usually complete the swap the same day we diagnose it. Most homeowners discover the failure the same way: the keypad works intermittently after rain, the intercom sounds like static or goes silent, or the gate simply stops responding to the code that worked yesterday.
Linear built these keypads into thousands of Lewisville driveway gates, and the failure pattern is consistent. Moisture gets past the weather seal, corrosion builds on the ribbon connector, and the keypad starts sending false digits or no digits at all. The intercom side fails differently: the speaker diaphragm dries out in Texas heat, or the call button contacts oxidize until the chime inside the house never fires. We see both failures regularly, and both are repairable without replacing the entire gate operator.
Which Linear Models This Applies To
If your gate has a Linear keypad, it’s almost certainly one of three series: the APeX series (AP-3, AP-4, AP-5), the older AE series (AE-1000, AE-2000), or the Multi-Code 4120/4140 variants that Linear manufactured under the same housing. You can identify yours by opening the housing and checking the white label on the back of the keypad board, where Linear printed the model number and a five-digit date code.
The critical compatibility gotcha: Linear changed the ribbon connector pitch on the APeX series in 2016. A keypad from a 2019 AP-5 will not drop into a 2014 AP-5 housing without a small adapter harness, and installing it unadapted will fry the keypad’s input diode. We carry both generations and the harness, so we match the date code before we touch anything. On intercom modules, the main split is between the AC-powered intercom board (used on gates with a wired intercom station) and the battery-backed board used on solar setups, which is far more common in Lewisville’s sun exposure. OEM Linear parts remain the most reliable choice, especially for intercom boards; aftermarket keypads from brands like North Shore Commercial are acceptable for keyswitch replacements but often skip the conformal coating that matters in a Texas thunderstorm.
One brand note: Vance Gate Repair Lewisville is an independent service provider. We are not affiliated with Linear or Nortek Control, but we stock Linear-compatible parts alongside LiftMaster, Mighty Mule, and Ghost Controls components because most Lewisville gates are mixed-brand by the time we see them.
Signs Your Linear Keypad & Intercom Repair Is Failing

- Intermittent code acceptance after rain. The weather seal around the keypad membrane has compressed or cracked, letting moisture reach the tactile switches underneath. The keypad will often work again once it dries, but each wet cycle deepens the corrosion.
- Dead keys or double-digit entry. A single key in the matrix shorts and sends “3” when you pressed “2,” or sends two digits at once. This is a worn membrane contact or a cracked solder joint on the keypad PCB, both of which worsen quickly.
- Intercom static or hum. The speaker cone in the exterior station dries and splits after several Lewisville summers, producing a constant buzz instead of voice. The fix is a speaker replacement, not a board swap, unless the corrosion has also reached the amplifier circuit.
- No chime at the house station. The call button contacts oxidize over time, or the two-conductor wire between the gate and the indoor intercom loses continuity at a splice. We trace the wire with a tone generator before condemning any part.
- Gate opens on its own or rejects every code. A failing keypad can send a phantom open signal if the board’s ground path is corroded. This is the failure to take seriously, because an uncommanded open on a driveway gate is a security problem, not just a nuisance.
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AfterReplacement Cost & What’s Included
In Lewisville, a Linear keypad replacement runs $165-$280 installed, including the part, the labor, and the weather seal. A Linear intercom station replacement runs $240-$420, depending on whether we’re also replacing the indoor handset and the wire. If both the keypad and intercom failed together, which we commonly see after a lightning strike or a flood event near the gate posts, expect $380-$620 for the full exterior station.
Every quote is written and handed to you before any work begins, with the part number, the labor line, and the total. There is no surprise invoice at the end of the job. The replacement parts carry a one-year warranty, and the work itself is covered under our 365-Day Done Right Promise: if it’s not right, we make it right at no additional charge within that year.
DIY or Call Us?

You can safely check three things before you call: confirm the keypad has power (the backlight will flicker when you press any key), inspect the weather seal for obvious cracks, and test whether the indoor intercom works when you press the call button on the gate. Beyond that, the work gets electrical quickly. Linear keypads run on 12-24V DC, but the screw terminals sit next to the gate operator’s high-voltage line, and probing the wrong terminal with the power live will damage the board and can shock you. We disconnect power, photograph the wiring before removing anything, and leave you a written record of the part number installed. That’s the point of our documentation habit: no future technician has to guess what went in.
If your keypad is dead, we can usually be there today. Call (817) 826-9477 and a live person answers. No voicemail queue.
FAQs
A Linear keypad in Lewisville lasts 6-10 years, with sun-facing installations near Vista Ridge Mall and other exposed driveways trending toward the lower end because UV breaks down the membrane faster.
Yes, if the failure is a cracked solder joint or a corroded ribbon connector, we repair the board on the bench; if the membrane itself is worn or the weather seal has failed, replacement is the only reliable fix.
A standard Linear keypad replacement takes 30-45 minutes on site, and an intercom station swap takes about an hour, assuming the existing wire is intact.
Yes, we stock Linear keypads, intercom boards, speakers, weather seals, and the 2016-era adapter harnesses for both APeX date codes, so most repairs are completed the same visit.
Written by Adrian Vance, Owner, Vance Gate Repair Lewisville at Vance Gate Repair Lewisville, serving Lewisville and nearby areas.





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