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 Motor & Opener Across Lanham-Seabrook
Gate motor repair in Lanham-Seabrook typically runs $180-$340 for common failures like stripped gears, bad limit switches, or burnt control boards, and most jobs are done the same day. Slide motor replacement, which is common on the shared driveways off Annapolis Road, usually lands between $850 and $1,600 depending on whether you want a rack-and-pinion or chain-drive unit. We are Gatewood Fence & Gate, owner-operated since 2001, and we know these streets. Call (877) 610-2993 and a live person answers, any hour.
If you are reading this from a house near Seabrook Road or a townhome cluster just off Route 450, your gate has probably dealt with more freeze-thaw cycles than any gate should. That matters more than the motor brand. We’ll get to that.
Why Gatewood Fence & Gate Is Lanham-Seabrook’s Preferred Gate Motor & Opener Company
Most gate motor problems in Lanham-Seabrook are not actually motor problems. They are post problems. Prince George’s County sits on heavy clay that swells in wet weather and contracts when it freezes. Over 40 or 50 years, that repeated movement tilts the hinge post enough to throw off the operator’s limit settings. The motor keeps running against the misaligned gate, burns itself out, and a homeowner gets told they need a whole new system. We would rather fix the post and save the motor. That is the difference.
Hal Gatewood has been doing this since 2001, and his name is on the invoice. Not a franchise name. Not a call center. A person with a published address and a license number you can look up. When someone in Lanham-Seabrook calls us about a gate that won’t open, the person who shows up is background-checked, uniformed, and answerable to Hal directly. If we say we’ll be there between 1 and 4, that is when you see the truck.
We carry a 90-Day Done Right Promise in writing on every job. One call brings us back. No runaround, no “that’s not covered.” And we fix gates other companies want to replace. On-site welding means your gate stays in your driveway instead of getting hauled to some shop in another county.
Our Gate Motor & Opener Services in Lanham-Seabrook
Motor Repair
A gate motor that hums but won’t move, or one that opens halfway and reverses, is usually repairable. In Lanham-Seabrook, where gates from the 1970s and 1980s are still in service, we routinely see operator arms that have been fighting a sagging gate so long the capacitor and eventually the gearbox fail. We pull the arm, weld the hinge back into alignment, and replace only what is actually worn. Fixed in the driveway, same day, with a written 90-day promise.

Linear Motor
Linear arm operators are the standard for swing gates on ranch and split-level homes throughout the 20706 ZIP. They are quiet and straightforward, but they have a weakness: the arm mechanism assumes the gate swings true. When a clay-heaved post pushes the gate leaf a degree or two off plumb, the linear arm binds and the limit switch loses its reference point. We see this constantly in Lanham-Seabrook. The fix is not a new motor. It is resetting the post, aligning the leaf, and re-teaching the limits so the motor is not fighting concrete that won’t give.

Slide Motor
Shared driveways and narrow setbacks near Route 450 mean sliding gates are common in Lanham-Seabrook. They save space where a swing gate would block a neighbor’s access, but they bring their own issues. Rack and pinion drives rely on a perfectly level track. When clay shift drops one end of the track a half-inch, the drive gear skips, the chain wears unevenly, and the magnets for the safety eyes fall out of alignment. We rebuild the track bed, re-level the rack, and set the limits properly. On a shared driveway off Annapolis Road, our tech replaced a failing LiftMaster slide operator with a BFT rack and pinion unit, rebuilt the post footing, and integrated a safety photocell so the gate could clear two cars and a narrow pedestrian walkway without stopping. That job had to work for two families, not just one, and it still does.

Battery Backup
Lanham-Seabrook loses power in summer storms and winter ice events, and a gate with no backup can trap a car in a hurry. We install battery backup kits on existing operators from LiftMaster, BFT, DoorKing, and other brands. The backup is wired to hold the gate on standby and open it several cycles after power drops. It is a simple addition that matters more on shared driveways, where your neighbor’s schedule is not something you want to block.

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 Lanham-Seabrook
We are certified to service nine major gate motor brands, including Viking, Ghost Controls, DoorKing, and Elite. That matters locally because the right repair part beats a generic swap every time. We keep common Viking and Ghost Controls boards and arm assemblies on the truck, so a Lanham-Seabrook repair does not wait on a warehouse in another state. More than that, our Gate Motor & Opener crew knows which brands hold up in Prince George’s County conditions and which ones turn into problems after two winters. If your old motor is worth keeping, we will say so. If it’s not, we will show you why, in plain words, before any money changes hands.
Common Gate Motor & Opener Problems We See in Lanham-Seabrook Homes
- Limit settings that keep drifting off. The hinge post has shifted in clay soil, and the motor is now learning from a crooked gate. We reset the post, then re-teach the limits. Re-teaching limits without fixing the post is repainting rotten wood.
- Burnt motors on older slide gates. A rack and pinion drive that struggles against a shifted track draws more current, heats up, and burns windings. The motor was never the root cause. We level the track, replace the drive only as needed, and the new unit runs quiet for years.
- Shared driveway gates that cycle constantly. Townhome and duplex gates near the Route 450 corridor open and close dozens of times a day. Gear trains wear out faster there than on a single-home driveway. We stock gear kits and bearings for the common slide and swing operators, so repair is measured in hours, not weeks.
- Safety sensors knocked out of alignment by post movement. When a post tilts, the safety eye now points at the neighbor’s fence instead of the receiver. The gate stops mid-cycle, or worse, reverses at random. We re-anchor the post, align the eyes, and test the obstruction sensing until it catches every time.
Pricing for Gate Motor & Opener in Lanham-Seabrook, MD
A typical gate motor repair in Lanham-Seabrook runs $180-$340, including common parts like limit switches, capacitors, and remotes. Linear motor replacement usually lands between $600 and $1,100 on a standard single swing gate. Slide motor work is broader: a new rack and pinion operator on a shared driveway runs $850 to $1,600, depending on track condition and whether the post footings need rebuilding. Battery backup installation adds $300-$600 to an existing system. We quote the full price before any work starts, in writing, and that is the price you pay. There is no trip charge inside Prince George’s County, $40 off any repair over $200, and a permanent 10% discount for seniors and veterans.
We Also Serve Cities Near Lanham-Seabrook
If your gate is a few minutes outside Lanham-Seabrook, we handle Lanham-Seabrook and the surrounding communities too, including Goddard, New Carrollton, Seabrook, and Landover. The same live-answer phone, the same written promise. Call (877) 610-2993 and you will reach a person who can tell you when we will be there.
Serving Lanham-Seabrook, MD - Our Local Coverage Area
We’re based in the Lanham-Seabrook 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 Motor & Opener in Lanham-Seabrook
Because your hinge post is moving in the clay. Prince George’s County soil swells and shrinks with every wet-freeze cycle, and over 40-plus years that heaving tilts posts out of plumb. The motor senses a slightly different geometry each week, so the limits drift. We rebuild the post footing first, then re-teach the limits. Done that way, the problem stays solved. Call (877) 610-2993 for a repair quote.
Yes. Shared driveway work in Lanham-Seabrook has to keep both homes moving, so we stage the motor replacement in phases. The old operator comes out, the new rack and pinion or chain drive goes in, and we test the safety edges and photocells before we call the job finished. At no point do we block the right of way longer than absolutely necessary. On the Annapolis Road job we mentioned, both families could still get in and out all day.
Most LiftMaster, BFT, DoorKing, Viking, and Ghost Controls operators from the last 15 years accept a factory or aftermarket battery backup kit. We wire the backup so it kicks in automatically when power drops and holds enough charge for several full open-close cycles. The kit cost and labor run $300-$600 on most Lanham-Seabrook installations. Call (877) 610-2993 for a free estimate.
Repairs to an existing gate motor, including motor replacement, limit switch work, and battery backup installation, do not require a county building permit. Prince George’s County requires a permit for new fence or gate installation exceeding 6 feet, which is one reason many Lanham-Seabrook homeowners choose repair over full replacement. We repair what is there, restore the original hardware, and keep you out of the permit line.
Yes. We use a saw-cut loop installation that cuts a narrow channel in the driveway, lays the detector wire, and seals it with a dow corning-style joint sealant. The cut is typically less than a quarter-inch wide and does not compromise the pavement. On shared driveways in Lanham-Seabrook, we coordinate the work window so neither household is blocked during the install.
If your gate is giving you trouble in Lanham-Seabrook, call (877) 610-2993. You will talk to a real person who knows the gates on these streets. We will quote a price before we touch anything, and we will put the 90-Day Done Right Promise in writing. The name is on the shop, and the shop is down the road.
Written by Hal Gatewood, Owner at Gatewood Fence & Gate, serving Lanham-Seabrook since 2001.





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