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956 Multi Service — HVAC contractor in Rio Grande City, TX
Technician checking refrigerant pressures at an older condenser beside a block home in Lopezville, TX

Hidalgo County · ≈ 1 hr (51 mi) from Rio Grande City

HVAC & AC Repair in Lopezville, TX

We cover Lopezville, the long-settled colonia off FM 1426 between San Juan and Edinburg, where many block homes still cool with a mix of window units and one tired central system.

  • Serving Rio Grande City since 2024
  • 5.0★ from 41 Google reviews
  • Same-day repairs & installs when the schedule allows
  • Cash, cards & financing
  • All AC & mini-split brands

Lopezville is on our Hidalgo County route, roughly an hour from our base in Rio Grande City. It's a small community off FM 1426, about two miles south of Edinburg and just above San Juan, and it has been here longer than most people realize. It began in the early 1960s as a trailer park founded by a descendant of Francisco Solano López, the former Paraguayan president the community is named for.

That history still shows in the houses. Many homes were built or expanded in stages, which leaves a lot of families cooling with a window unit in each bedroom plus one central system that was never sized for the whole house.

Which services do Lopezville homes ask for most?

Most calls here come down to getting even, affordable cooling into rooms the original system never reached.

Technician leveling a mini-split mounting plate on a painted block wall during a mini-split installation in Rio Grande City, TX

Mini-Split Installation in Lopezville

Swapping window units for ductless heads lets Lopezville families cool each room without tearing into block walls. Starting with the bedrooms and adding heads later spreads the cost over a few seasons.

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Technician leveling a new AC condenser on a fresh concrete pad beside a block home in Rio Grande City, TX

AC Installation in Lopezville

Many central systems here were never sized for the rooms added later, so a replacement needs a fresh load check. We measure the house as it stands today, not as it was first built.

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Homeowners reviewing an itemized AC installation quote at a kitchen table in Rio Grande City, TX

AC Financing in Lopezville

Financing is available for a new system, which helps when a whole-house change-over can't wait. Lopezville families retiring several window units at once often use it to do the job in one visit.

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AC technician testing a run capacitor with a meter at an outdoor condenser in Rio Grande City, TX

AC Repair in Lopezville

Older condensers and air handlers fail most often in July and August, when the house needs them most. A central unit straining against extra rooms burns through capacitors and contactors faster.

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Package AC unit beside a single-wide manufactured home with vinyl skirting near Rio Grande City, TX

Mobile Home AC in Lopezville

The community started as a trailer park in the early 1960s, and manufactured homes still need equipment suited to them, from packaged units to belly ducts that sag beneath the floor.

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Faded old AC condenser beside a new replacement unit waiting to be installed at a Rio Grande City home

AC Replacement in Lopezville

Central systems old enough to run on R-22 are still common in long-established Lopezville homes. When one of them starts leaking, replacing it often costs less over time than chasing scarce refrigerant.

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Cleaning bag fitted under a wall-mounted head catching dark rinse water during mini-split cleaning in Rio Grande City, TX

Mini-Split Cleaning in Lopezville

Once window units give way to ductless heads, those heads need a deep clean to stay fresh. Big households cooking and sleeping in the same rooms load the blower wheels faster here.

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Block walls, add-on rooms and one undersized central unit

The typical Lopezville problem is not one broken part. It's a system mismatch, and it has deep roots. The Handbook of Texas counted 941 residents in 178 dwellings here in 1976, more than five people per home, and big households still put a heavy load on every room. A central unit sized for two or three rooms ends up serving a house that has grown, so it runs nonstop, the back bedrooms never cool, and the family fills the gap with window units that pull hard on the same electrical panel.

Aging central AC condenser with faded cabinet and bent fins beside a Lopezville home
Older outdoor units with weathered cabinets and flattened fins are common on homes that grew room by room.

Concrete block walls make the picture more specific. Running new ductwork through block is difficult and often not worth it, which is why ductless mini-split installation suits so many homes here. A small hole through the wall carries the refrigerant lines and drain, and each room gets its own head and control.

Wall-mounted mini-split head above a bedroom window in a Lopezville block home
A ductless head mounted high on an exterior block wall, with the line set leaving through a small core hole.

For houses where the central system still makes sense, the fix is right-sizing. Replacing an old unit with the same tonnage repeats the original mistake, so we measure rooms, windows and ceilings first. When the budget is the hurdle, our page on AC financing explains how payments can be spread out; we can't quote terms, but the option exists.

North Lopezville, FM 1426 and two school districts

The Handbook of Texas describes two parts of the community by the mid-1980s, Lopezville and North Lopezville, with close to 280 homes between them. Lopezville first showed up as a census-designated place in 1990. Its count fell from about 4,300 people in 2010 to 2,367 in 2020, largely because the Census Bureau drew the area smaller. Families here split between Edinburg CISD and Pharr-San Juan-Alamo ISD, depending on which side of the line they live: De Escandon and Ramirez elementaries feed Edinburg High School on one side, and PSJA High School draws from the other. The whole CDP covers only about 1.8 square miles of flat ground near 105 feet of elevation.

Mini-split line set running along a manufactured home in the Lopezville area
Manufactured homes take mini-splits well when the line set is supported and sealed where it enters the wall.

Neighbors on our route include San Juan, Edinburg, Alamo and North Alamo.

Between Lopezville and our Rio Grande City base

From Lopezville, take FM 1426 south into San Juan, get on the US-83 expressway heading west through Pharr, McAllen and Mission, and stay on US-83 to Rio Grande City.

Typical drive: about 1 hr (51 mi)

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How a Lopezville call runs from our Rio Grande City shop

Because the drive is long, we stack calls in this part of the county and confirm a window with you before we leave. The technician starts with the complaint you describe, then checks the condenser, refrigerant pressures, capacitor and contactor, condensate drain and the breaker that feeds the system. On a window-to-mini-split estimate we also look at the electrical panel, since adding circuits is often part of the job. You get a plain explanation of the options before any work starts. Payment can be cash or any major card, and the phones are staffed 8 AM to 7 PM except Sundays.

Questions from Lopezville families about cooling older homes?

Should I replace my window units in Lopezville with mini-splits all at once?

Not necessarily. Lopezville homes have grown room by room since the community's trailer-park start in the 1960s, and many families convert the same way: they start with the rooms that get hottest or where people sleep, then add heads later. A multi-zone outdoor unit can be chosen with room to grow, or each room can get its own single-zone system. We'll look at your walls, electrical panel and room sizes and explain which path costs less over time.

My old central unit uses R-22. Can it still be recharged?

It can, but R-22 production ended in the United States in 2020, and older Lopezville central systems, the ones still paired with window units in back rooms, are the most likely to use it. Only reclaimed and stockpiled supply remains, and it keeps getting harder to find. If the unit is leaking, a recharge only buys time. We'll check for the leak and the condition of the compressor so you can decide between a repair and a replacement.

How long does it take to reach Lopezville from Rio Grande City?

About an hour: FM 1426 south into San Juan, then the US-83 expressway west. We group calls in this part of Hidalgo County, so a repair can often wrap up on the day you reach us if the calendar has room. Installs are booked for a set day so the crew can finish without rushing.

Ready to book in Lopezville? We answer the phone ourselves.

Call (213) 423-7827

From our Google reviews

5.0 out of 5 from 41 Google reviews

“Great and dependable Service .Did my grandmothers concrete pad .Great professional Service !”
Ariana Cantu5★ Google review · posted a year ago (as of Oct 2026)
“Excellent, fast and reliable service. Thank you for fixing our mini split issues quickly and helping set up the coolbot for the refrigerator room.”
Jessica Andrade5★ Google review · posted a year ago (as of Oct 2026)

See all 41 reviewsRead them on Google

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Map of Lopezville, TX. Directions to 956 Multi Service are on our Google Business Profile.

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