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Mighty Mule Gate Access Control in Cleburne: What to Know First
Independent Mighty Mule gate access control repair in Cleburne typically runs $140 to $380 for keypad, receiver, and wiring work, and most jobs are finished the same day. As an independent Mighty Mule service provider, we are not affiliated with the manufacturer, which means we fix what is actually wrong rather than selling a replacement board first. If your Mighty Mule keypad quit talking to the opener or the remote stopped working after last spring’s storms, call (817) 961-9404 and we will sort it out. This page is written for Cleburne homeowners who own a Mighty Mule opener, want straight answers on access control, and would rather make one call than three.
How Mighty Mule Products Fail, and How We Fix Them
Mighty Mule is the most common opener on rural and semi-rural Johnson County gates, and after 42 years of watching them come and go, we know where they break and why. Here are the failure modes we see most often in Cleburne.
- FM350 and FM500 receivers going deaf after a storm. The receiver antenna on these units is a thin wire that corrodes at the board connection. The symptom is a keypad or remote that works from 10 feet but not from 40. The fix is usually a cleaned connection and a new antenna, not a new receiver, and we always check this before quoting a board.
- MM371 keypad membrane failure in direct sun. Cleburne summers bake unshaded keypads. The membrane layer under the buttons on the MM371 cracks, then moisture gets in and the keypad starts throwing wrong codes. The keypad looks fine from the outside. We see it on nearly every south-facing install older than three summers. A quality aftermarket keypad outlasts the original here by years.
- MM271 and MM272 intermittent opening with no rhyme or reason. That is almost always a failing pull-to-open or push-to-open jumper connection on the control board, aggravated by fence-line moisture. The board sends a signal, loses it, sends again. Homeowners replace remotes and keypads trying to chase this, but the board is the culprit. We verify with a meter before touching anything.
- Aftermarket remotes not pairing and then getting blamed. Mighty Mule changed their remote protocol across series lines, and a remote that says “compatible” on the package sometimes isn’t compatible with an older FM131. We carry the correct OEM remotes and also stock a known-good aftermarket line that pairs properly with older boards. We will tell you which one your board needs before you spend a dollar.
- Wiring at the gate itself, not the opener. Mighty Mule wire runs are low-voltage, and in Cleburne’s clay soil, ground movement every wet-dry season slowly works connections loose at the keypad post or underground splice. The opener gets blamed. We have fixed more “dead openers” that were actually a loose wire nut than we can count, and we always check the full run before quoting a board replacement.
Our Mighty Mule Gate Access Control Process
Here is how a Mighty Mule access control job goes when you call us.
- 1
You call, a person answers. Not a voicemail tree. We ask what the gate is doing, what model opener you have if you know it, and when you need us there. Most Cleburne calls get same-day or next-day service.
- 2
We arrive and test the whole chain. Keypad, receiver, remote, wiring run, and board. On a Mighty Mule, the order matters because the board is the most expensive part and the most commonly misdiagnosed.
- 3
We show you what we found and quote a firm price. No surprises on the bill. The price is agreed before a single bolt turns. If it is a $20 wiring fix, that is what you pay. We do not upsell a board that isn’t bad.
- 4
Parts get replaced with the right component. OEM where it matters for warranty safety, quality aftermarket where it genuinely outlasts the original, and we will tell you which is which and why.
- 5
We test with your remotes and keypad, not just ours. Every opener and every button gets run through. Then we run the gate three full cycles and watch the stop points.
- 6
We walk you through what was done and hand you the 90-Day Done Right Promise in writing. If it is not right, we come back and make it right. No paperwork, no arguing.
What Mighty Mule Gate Access Control Costs in Cleburne
Honest numbers from the last year of Cleburne jobs: a keypad replacement with wiring runs $145 to $210. A receiver board repair or replacement on an FM350 or FM500 runs $180 to $320 depending on whether we can save the board or need to replace it. A full access control refresh, keypad plus receiver plus two remotes paired and tested, lands between $260 and $380. A complete new opener with access control, when the old Mighty Mule is genuinely done, starts around $700 installed. What moves the price is wire-run length, whether the old keypad post needs replacing, and whether the board is salvageable, which we always check first. Estimates are free. The price we quote is the price you pay.
Why Cleburne Homeowners Call Ironworks Gate Co. for Mighty Mule Work
Victor Salinas grew up here, not far from Hulen Park, and he has been fixing gates across Johnson County for decades. We know a Mighty Mule’s weak points because we have seen hundreds of them on local driveways, not because we read a manual. We also service LiftMaster, Ghost Controls, and DoorKing, so if your old Mighty Mule is beyond saving and you decide to switch brands, we can give you a straight comparison and install whatever fits your gate best. Every job is protected by our written 90-Day Done Right Promise. A live person answers our phone 24 hours a day, 7 days a week. Most Mighty Mule access control jobs are done in one visit, with the price settled before work begins. If it swings, rolls, or latches, we can sort it out.
Frequently Asked Questions
Most Mighty Mule keypad, remote, and receiver repairs in Cleburne are same-day jobs, and we schedule accordingly. Call (817) 961-9404 early and we will get a technician to your gate that day in nearly all cases.
Your Mighty Mule warranty lives with the manufacturer, not the installer. As an independent Mighty Mule service provider, we use OEM parts where the warranty matters and our own written 90-Day Done Right Promise covers our workmanship on every job, whatever parts go in. If your opener has time left on a manufacturer warranty, we will tell you before we touch anything whether a claim makes more sense than a repair.
Both, and we will tell you which is right for your gate. OEM parts keep manufacturer warranties clean. Some aftermarket keypads genuinely outlast the original in Cleburne heat, particularly on south-facing installs. We quote both options when it makes a real difference and let you decide with full information.
If the board is good and the failure is in the keypad, receiver, or wiring, repair is almost always the better call. If the board has failed twice and the unit is over ten years old, replacement starts making sense, and we will give you straight numbers for both. We do not collect a commission on replacement sales, so the recommendation is based on your gate, not our margin.
Yes. In some cases the existing Mighty Mule board will integrate with a new access module. In others the board limits what you can add and we will tell you that plainly before quoting. We have added phone entry and video intercom to many Mighty Mule gates across Cleburne, and we will show you what your specific board can and cannot do.
For a free estimate on Mighty Mule gate access control in Cleburne, call (817) 961-9404. A live person answers, the price is set before work begins, and the job is backed in writing.
Written by Victor Salinas, Owner, Ironworks Gate Co. at Ironworks Gate Co., serving Cleburne and nearby areas.





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