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Get your free estimateMighty Mule Gate Repair in Fort Worth: What to Know First
Mighty Mule gate repair in Fort Worth typically runs $180 to $560 for most board, arm, and limit switch work, with complete opener replacements landing between $650 and $1,200 depending on the model. We’re an independent Mighty Mule service provider, not a manufacturer-authorized shop, which means we can repair what Mighty Mule’s warranty won’t cover and source parts without waiting on a dealer pipeline. Most Mighty Mule repairs in Fort Worth are done in a single visit, same week. Call (817) 840-7067 with your model number and a description of the symptom, and we’ll give you a straight read.
This page is written for Fort Worth homeowners whose Mighty Mule gate opener has stopped doing what it should. If your gate’s dead, stuttering, reversing for no reason, or grinding through its travel, you’re in the right place. We’ve been fixing Mighty Mule systems across Fort Worth for years, and we know exactly where these openers fail.
How Mighty Mule Products Fail – and How We Fix Them
Mighty Mule openers are common on Fort Worth residential properties, and after enough service calls you learn where they break. Here are the five failures we see most:
- FM500 and FM502 control board failures from power surges. North Texas storms send voltage spikes through gate circuits, and Mighty Mule boards absorb the hit. The gate goes completely unresponsive, no click, no movement. We test the board, verify it’s not a blown inline fuse, and replace the board with either a Mighty Mule OEM board or a quality aftermarket equivalent that carries the same pinout and specs.
- MM371W and MM372W actuator arm stripping internally. These swing-arm models use a plastic worm gear inside the arm that wears smooth after years of Fort Worth heat cycling. The motor runs, the arm vibrates, the gate doesn’t move. We replace the internal gear assembly or the full arm, depending on what’s more cost-effective for the customer.
- Limit switch drift on MM571W and MM572W dual-gate systems. One leaf opens fine, the other stops short or over-travels and slams the post. The mechanical limit cams inside the arm drift out of adjustment or the reed switch fails. We recalibrate the limits on-site and replace the switch if it’s cooked.
- Auto-close sensor misreads from Fort Worth sun and heat. Mighty Mule’s MM271 and MM371W lines rely on an obstruction sensor that gets flaky when the Texas sun bakes the housing. The gate reverses mid-cycle for no visible reason. We shield the sensor, reposition it, or replace it with a newer revision that handles direct sun exposure better.
- Battery backup drain on MM462 and MM562 solar-capable models. Owners add solar, thinking it eliminates the battery issue, but the charge controller on these units has a known trickle-drain pattern in sustained triple-digit heat. The gate works after a manual charge, then dies within days. We test the charge circuit, replace the battery if needed, and correct the controller wiring so the panel actually tops the battery off.
Styles & brands we work with





Our Mighty Mule Gate Repair Process
Here’s how a Mighty Mule repair goes from call to cleanup, the way we run it in Fort Worth:
- 1
You call (817) 840-7067. A live person answers, day or night. We ask for your Mighty Mule model number, what the gate is doing wrong, and when it started. Tell me what it’s doing wrong, and I’ll tell you exactly what it needs.
- 2
We show up in the scheduled window. Background-checked, uniformed techs, in a marked truck. We bring test equipment and the tools we expect to need based on the call.
- 3
We diagnose the actual fault. We bench-test the board, check the arm’s internal resistance, verify power at the terminal strip, and pull the limit switch cover. No guessing. No parts shotgun.
- 4
We write the price. You get a written quote before any wrench turns. OEM Mighty Mule part versus quality aftermarket, your call, with the trade-off explained in plain English. The number is the number.
- 5
We do the repair and test it. We run the gate through its full travel, both directions, at least five cycles. We set the auto-close delay. We check the safety reverse. We make sure it’s right.
- 6
We clean up and hand you the guarantee. Every Mighty Mule repair carries our 365-Day Done Right Promise in writing. If the same fault returns within a year, we come back free. No argument.
What Mighty Mule Gate Repair Costs in Fort Worth
Here’s what Fort Worth Mighty Mule owners can expect to pay, based on the jobs we do most weeks:
| Job | Typical Price Range |
|---|---|
| Control board replacement (FM500/FM502) | $210-$380 |
| Actuator arm internal gear repair (MM371W/MM372W) | $180-$320 |
| Full arm replacement, single gate | $380-$560 |
| Limit switch replacement and recalibration | $140-$240 |
| Sensor replacement (MM271/MM371W obstruction sensor) | $120-$200 |
| Battery and charge circuit correction (solar models) | $180-$350 |
| Complete opener replacement (parts and labor) | $650-$1,200 |
What moves the price: which model you own, whether it’s a single or dual gate, how old the unit is, and whether OEM parts are still available for that series. Labor is flat-rate, quoted before work starts. Estimates are free. Call (817) 840-7067 and we’ll give you a number you can plan around.
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AfterWhy Fort Worth Homeowners Call Carver Gate Repair Fort Worth for Mighty Mule Work
Lonnie Burke and our crew work on more than just Mighty Mule openers. We service LiftMaster, Ghost Controls, and DoorKing systems daily, which means we know what Mighty Mule does well and where it comes up short compared to the heavier commercial-grade equipment. That cross-brand experience is useful when your Mighty Mule is on its last leg and you want to know whether to keep repairing it or put that money toward something sturdier. We’ll tell you straight, either way.
Every job runs to The Garrison Standard: written price first, background-checked uniformed techs, clean job site, and a written guarantee on every repair, good for a full year. If the repair fails inside 365 days, the second visit is free. This isn’t a marketing line. It’s the operating rule at every Carver Gate Repair location, and it’s been that way since 2008. Fort Worth homeowners call us because we answer the phone and we stand behind the work.
Frequently Asked Questions
No, because Mighty Mule’s warranty has likely already expired by the time most Fort Worth owners call us, and even when it hasn’t, our work doesn’t touch the areas the warranty covers unless you authorize a specific repair. That said, we’re an independent Mighty Mule service provider, not an authorized warranty center, so factory warranty claims go through Mighty Mule directly. For everything else, we keep you running. Call (817) 840-7067 and we’ll sort out what’s covered and what’s not.
Most Mighty Mule repairs in Fort Worth are scheduled within one to two business days, and we keep emergency slots for gates that are stuck open or locked shut with a vehicle trapped inside. The phones are staffed by a live person 24/7, so call (817) 840-7067 and we’ll give you the soonest available window, not a recording.
Repair if the unit is under eight years old and the failure is isolated to one component, like a board or a limit switch. Replace if the arm is stripped on a unit that’s already had two or more repairs, or if you’re tired of the plastic internals on the consumer-grade Mighty Mule lines and want something built for Fort Worth duty cycles. We install and service LiftMaster, Ghost Controls, and DoorKing as well, and we’ll give you both options with written prices for each. Call (817) 840-7067 for an honest recommendation.
Most single-component Mighty Mule repairs, like a board swap or limit switch replacement, take under two hours on-site. Full arm replacements run closer to three hours including testing and cleanup. We show up with the parts we expect to need based on your call, which keeps the job from stretching into a second visit. If the part is obsolete and we need to source it, we’ll tell you that before we schedule.
We service every Mighty Mule line commonly installed in Fort Worth, including the FM300, FM500, FM502, MM271, MM371W, MM372W, MM462, MM562, MM571W, and MM572W series. Some of the older units have parts that are no longer manufactured, and in those cases we source from our aftermarket network or help you plan a replacement. Call (817) 840-7067 with your model number and we’ll confirm parts availability the same day.
Need Mighty Mule Gate Repair in Fort Worth? Call Now.
If your Mighty Mule opener is dead, erratic, or half-working, call Carver Gate Repair Fort Worth at (817) 840-7067. You’ll talk to a live person. We’ll schedule a time that works, show up with a background-checked tech in uniform, diagnose the real problem, and put a written price in your hand before any work starts. Every repair carries our 365-Day Done Right Promise. Free estimates, clean job site, no moving numbers. That’s the only way we work.
Written by Lonnie Burke, Owner, Carver Gate Repair Fort Worth at Carver Gate Repair Fort Worth, serving Fort Worth and nearby areas.