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Get your free estimateMighty Mule Gate Repair in Highland Park, TX | Bastion Gate Repair
We provide Highland Park Gate Repair for Mighty Mule systems across the area, and the thing that sets our work apart here is simple: we know how these DIY-grade operators behave when they’re bolted to a 400-pound custom wrought-iron gate on shifting black clay. Most Mighty Mule units are sized for light kit gates, not Highland Park estate gates, and that mismatch is the root of half the service calls we run in 75205. If your Mighty Mule opener is stalling, dead, or fighting its own gate, call us at (866) 321-6117. We diagnose the whole system, not just the blinking light on the board.
Why Highland Park Residents Choose Us for Mighty Mule Service
Bastion Gate Repair is an independent Mighty Mule service shop, not a dealer or factory rep. That matters because our only incentive is fixing what’s actually failing on your operator and gate, not pushing a full replacement. Highland Park owners call us because we know Mighty Mule’s control boards, battery systems, and stamped mounting hardware well enough to repair them in place whenever the math says repair makes sense. Brent Calloway, our owner and lead technician, has spent nearly two decades diagnosing automated gate systems across North Texas, and he’s the one who set our policy on repair-versus-replace: if the gate’s weight and swing are within the operator’s rating, we fix the operator. If a heavy iron or cedar gate has outgrown a Mighty Mule arm, we’ll say so plainly and recommend a heavier-duty unit instead. That honesty is why property managers and estate owners throughout Highland Park keep our number on file.
Styles & brands we work with





Common Mighty Mule Gate Repair Problems We Solve in Highland Park
- Dead batteries after heat waves and cloudy stretches. North Texas summers run hot enough to cook a battery in a black control box, and a Mighty Mule solar or battery-backed unit that sits through a week of overcast 100-degree days sometimes never recovers. The gate dies mid-drive and won’t respond to the remote. We test the battery under load, replace swollen or sulfated cells, and often add a higher-capacity battery rated for this climate.
- Control boards and limit switches failing after post shift. Highland Park sits on expansive clay soil. When a post shifts even half an inch, the gate’s travel arc changes, and the Mighty Mule board keeps pushing the arm against a bind it was never designed to fight. Boards burn out. Limit switches lose their reference. We re-set posts, re-level tracks, then replace the fried board and re-teach travel limits so the arm stops fighting the gate.
- Stamped mounting brackets cracking or wallowing out. The FM and MM series arms ship with light-gauge stamped brackets. Bolt those to a heavy custom iron gate in Highland Park, add spring hail and wind storms, and the bracket holes wallow out or crack at the post. The arm flops, the gate sags, and the operator grinds. We fabricate heavier mounts and reinforce the post side when the gate’s weight demands it.
- Rust at weld joints that the lighter-duty Mighty Mule arm can’t overcome. Ornamental iron gates in Highland Park rust first at the weld joints and pivot points. Once those joints bind, the added friction is more than a Mighty Mule arm rated for a light kit gate can move. We free the pivots, address the rust, and only then reassess whether the operator is sized correctly for the gate it’s actually swinging.
- Water intrusion in keypads and receivers during spring storms. North Texas spring storm season dumps rain sideways, and Mighty Mule keypads and receiver boards are not always sealed against that. Water gets in, the board corrodes, and the gate stops responding to remotes or entry codes. We replace or reseal the affected boards and reposition or shield the housings to survive the next storm.
Mighty Mule Service in Highland Park: What Local Conditions Mean for Your Equipment
Most Highland Park gates aren’t kit gates. They’re custom wrought iron, cedar, or cast-stone builds, often designed to match the house’s facade and pass neighbor and town aesthetic review. A Mighty Mule arm rated for a light kit gate struggles against the actual weight and wind load of these estate gates, and that’s before the soil gets involved. After a summer drought or a heavy rain, gate posts on the black clay soil along streets like Beverly or Lexington shift just enough to bind a swing gate. The operator doesn’t know the post moved. It just knows the gate got harder to move, so it pushes harder, draws more current, and overheats. We routinely re-set posts and re-level tracks rather than just adjusting hinges, because on this soil the post is usually the problem, not the hinge. If your Mighty Mule worked fine for years and then started stalling, suspect the ground under the post before you blame the board.
Mighty Mule Models & Products We Service in Highland Park
We work on the Mighty Mule lines most common in Highland Park driveways: the MM360 and MM560 swing gate openers, the FM-series single-swing openers including the FM350 and FM500, the MM-SL2000-style slide gate openers, and the solar and battery backup systems plus entry keypads Mighty Mule sells alongside them. We match control boards, arms, and batteries to OEM parts where the part is still available, and we use quality aftermarket replacements for discontinued boards and remotes. Because Highland Park calls come in fast when a gate goes down, we keep common Mighty Mule boards, batteries, and limit switches stocked locally so we’re not waiting on a distributor in another state to get your driveway gate moving again.
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AfterMighty Mule Service Pricing in Highland Park
Most Mighty Mule repairs in Highland Park run between $180 and $340, depending on whether the fix is a battery and limit-switch adjustment or a full control-board replacement. If the diagnosis points to a burned arm motor or a seized gearbox, the bill usually lands in the $325 to $525 range. Replacing an entire Mighty Mule opener on a Highland Park gate typically runs $750 to $1,150 including the unit and labor, though a heavier custom iron gate may need a different operator altogether. Every estimate starts with free diagnostics on site, and we quote the full price before any work starts. Call (866) 321-6117 for an exact quote on your gate. Estimates are free, and nothing gets billed that wasn’t agreed to first.
Serving Highland Park, TX — Our Local Coverage Area
We’re based in the Highland Park 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 – Mighty Mule Gate Repair in Highland Park
If the unit is completely dead with no lights, the battery is usually the first suspect, especially after a storm knocked out power while the unit kept trying to charge a failing cell. If you have lights but the arm won’t move, the control board or a limiter is more likely. We test the battery under load first, then check the board, because replacing a board without confirming the battery’s health just means you’ll be back in six months with the same dead gate. Call (866) 321-6117 and we’ll sort it out on site.
Depends entirely on the gate’s weight, length, and how freely it swings. Mighty Mule arms are rated for light to medium kit gates, and many Highland Park custom iron gates are well past that. If your gate is within the unit’s rating, we’ll repair the Mighty Mule and keep it running. If the gate has outgrown the operator, we’ll tell you what heavier-duty unit actually fits the load rather than selling you another Mighty Mule that will fail the same way.
Highland Park clay soil expands and contracts with moisture, so the gate post shifts slightly through summer droughts and spring rains. That shift changes the swing arc, and the Mighty Mule arm starts pushing against a bind every time it cycles. Heat makes it worse because the motor and board run hotter while fighting the extra friction. Re-leveling the post and re-teaching the travel limits usually cures it, and we check the board for heat damage while we’re there. Call (866) 321-6117 before the board burns out completely.
Yes, in most cases. We integrate wireless keypads, phone entry, and basic access control with existing Mighty Mule receivers and boards, or we replace the receiver with a compatible aftermarket unit if the original has been discontinued. On Highland Park properties where the gate sits back from the street, a phone entry system is usually the better add than a keypad at the curb, and we’ll talk through what actually fits your driveway and how you use the gate.
If your Mighty Mule is your only gate operator and the property sits behind it, battery backup is worth having. North Texas storms knock out power often enough in spring that a dead gate becomes a real access problem, and a solar panel alone doesn’t always keep up through clouded weeks. We can add or replace battery backup on most Mighty Mule models and size the battery for the actual gate weight, not the kit spec. Call (866) 321-6117 and we’ll check what your system currently has.
Service Areas Near Highland Park
We handle Mighty Mule service throughout the Park Cities and the surrounding corridor. If your gate is in University Park, you’ll want our Mighty Mule service in University Park page. We also run calls into DeSoto, Duncanville, Cedar Hill, Glenn Heights, and the smaller communities around them, and we cover Mighty Mule service in Arlington for estate properties further west. See our full Highland Park service area page for coverage, and for broader brand work, visit our Mighty Mule sales & service hub.
Book Your Mighty Mule Service in Highland Park Today
A dead or stalling Mighty Mule gate is a security gap, full stop. Call (866) 321-6117 for a free estimate and diagnostic, and we’ll get your Highland Park gate moving again. Same-day service is available for most Mighty Mule repair calls in 75205.
Written by Brent Calloway, Owner at Bastion Gate Repair, serving Highland Park and the surrounding North Texas area since 2006.