Water Heater Repair in San Antonio

Name: Aramendia Plumbing, Heating and Air
Address: 17327 Green Mountain Road,, San Antonio, TX, 78247
Telephone: (210) 405-8172

ACE-Certified Technicians Serving San Antonio Since 1989

Aramendia Plumbing, Heating and Air has kept San Antonio homes running since 1989. Our ACE-certified technicians service traditional tank models, tankless, and hybrid units, arriving licensed, insured, and bonded with the tools and parts to get your hot water back. Every repair and installation is backed by the Service Experts Guarantee.

Hot water can’t wait. Call (210) 405-8172 to schedule service any time, day or night.

Water Heater Repair Services in San Antonio

When your water heater stops delivering, our technicians diagnose the problem and fix it right. We carry genuine parts to address a full range of issues on both gas and electric systems, keeping downtime short.

Common repairs we handle:

Leaking tanks that waste water and risk property damage
Pilot light failures that prevent gas units from igniting
Faulty heating elements that reduce capacity in electric systems
Thermostat malfunctions causing water that’s too hot or too cold
Sediment buildup reducing efficiency and straining internal components
Corroded anode rods that leave the tank vulnerable to rust

Whether the job calls for a minor component swap or a major system repair, our goal is a lasting fix that restores reliable hot water delivery.

Why San Antonio Homeowners Choose Aramendia Plumbing, Heating and Air

We cover both HVAC and plumbing under one brand, so a single call to Aramendia Plumbing, Heating and Air handles water heater service alongside the rest of your home’s comfort systems. No coordinating multiple contractors, no repeated scheduling.

Advantage Program
If your water heater is aging or needs replacement, the Advantage Program lets you access a new high-efficiency system with no upfront costs, with maintenance and repair coverage built in. Contact us for current program details.

Maintenance+
Our Maintenance+ membership provides proactive care, priority service scheduling, and member discounts to keep your system performing year-round.

We’re also a BBB-accredited business, and the Service Experts Guarantee backs installation and repair work we complete.

Schedule Water Heater Service Today

Don’t let a failing water heater disrupt your household. Our ACE-certified, licensed, insured, and bonded technicians are available around the clock with 24/7 scheduling and customer support.

Call (210) 405-8172 to book your water heater repair or maintenance visit with Aramendia Plumbing, Heating and Air.

Signs Your Water Heater Needs Attention

Catching problems early can help prevent a breakdown and avoid more costly repairs. Watch for these warning signs in your San Antonio home:

Inconsistent water temperature or water that no longer reaches the expected heat level
Visible pooling or moisture around the base of the tank
Rumbling, banging, or popping sounds coming from the unit
Rusty or discolored water from hot taps, which can signal internal corrosion
Cloudy or odorous hot water
A system that’s 10 or more years old and showing performance changes
Rising energy bills that may point to reduced efficiency

Any of these symptoms warrants a call. Addressing them early can mean simpler repairs and a longer-lived system.

Preventive Maintenance & San Antonio’s Hard Water

San Antonio has some of the hardest water in the country, rated very hard at 16.7 grains per gallon. That mineral content accelerates sediment and calcium buildup inside water heater tanks, reducing efficiency, increasing energy consumption, and shortening system lifespan. For San Antonio homeowners, annual maintenance isn’t just routine upkeep.

Aramendia Plumbing, Heating and Air offers preventive maintenance designed to keep water heaters running smoothly year-round. Regular service can include flushing accumulated minerals, inspecting the pressure relief valve, and checking the anode rod, all aimed at catching developing issues before they become costly repairs. Consistent care can extend equipment life and reduce the risk of an unexpected breakdown when you need hot water most.

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Limited
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$0 Diagnostic Fee
Waived fee for all HVAC, Plumbing, Electrical and Water service calls.
Promotion valid for service visits occurring 8/20/26 - 9/30/26. Cannot be combined with other offers outside of membership discounts. No cash value. Offer may be modified, suspended, or withdrawn at any time as permitted by law. Aug 20, 2026 - Sep 30, 2026
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$49 HVAC Precision Tune-Up
Save $140 on your comprehensive HVAC tune-up
Offer not valid on prior purchases and may not be combined with other offers except member discounts. Excludes oil furnaces or boiler tune-up; call for pricing. $140 off our standard $189 rate. Valid from 9/19/26 through 10/31/26. Sep 19, 2026 - Oct 31, 2026
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No Payments Until 2027
With any new HVAC, Indoor Air Quality, Water Heater or Water Treatment Service Experts Advantage Program lease agreement, we will make your payments for the first 6 months.
Valid on new Advantage Program lease agreements from 7/1/26 to 9/30/26. Customer owes $0 for the first six months; regular monthly lease payments begin thereafter. Early termination during promotional period will result in charges for elapsed months. See your full Advantage Program Lease Agreement for complete terms and conditions, including total lease costs and payment schedule. Jul 1, 2026 - Sep 30, 2026
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NEW HVAC SYSTEM as low as $155/month
NO money down; Brand new, high-efficiency equipment; installation, regular preventative maintenance, all repairs (parts & labor), and air filters INCLUDED.
Offer not valid on prior purchases and may not be combined with other offers. Advantage pricing applies to specific equipment. Call for details. Some exclusions apply. See the terms and conditions within the Service Experts Advantage Program Lease Agreement for additional information.
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$99 Drain Cleaning
Regularly $235. Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.
Offer not valid on prior purchases and may not be combined with other offers. Valid for one drain only. Accessible ground level clean. Call for more details.
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10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel
It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our Service Experts Guarantee.
Offer not valid on prior purchases and may not be combined with other offers.
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WHOLE-HOME GENERATOR SYSTEM for Just $222/Month!
Lease New, High-Efficiency Equipment: Upgrade your home's reliability with the latest technology. No Upfront Cost. All-Inclusive Service: We handle all future repairs and routine maintenance so you don't have to. Worry-Free Budgeting: One fixed, predictable monthly payment.
See the terms and conditions within the Service Experts Advantage Program Lease Agreement for additional information.
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Members exclusive: 15% off services and repairs
As a Maintenance+ member, you automatically receive discounts on all services and repairs.
See your signed Maintenance+ Membership agreement for full terms and conditions.
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Earn up to $1,800 in rebates when you purchase or lease a qualifying Lennox system
System rebate requires the purchase of a Lennox indoor unit, an outdoor unit and a qualifying thermostat. System add-ons do not qualify for an individual rebate and cannot be combined with individual offers. Rebate offer valid from 9/19/26 until 12/4/26 and must be installed by 12/11/26 and submit claims by 1/10/27. Rebate is paid in the form of a Lennox prepaid Mastercard.
All rebate information found at https://www.lennox.com/residential/buyers-guide/offers-and-savings/promotions/. Equipment varies by Service Experts location, call your local Center for more details. Sep 19, 2026 - Dec 4, 2026
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Limited
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10% savings on Advantage Generators
Lease a qualifying generator through the Service Experts Advantage Program® and receive 10% off installation costs.
Valid on new Advantage Program Generator lease agreements from 8/19/26 to 12/31/26. System must be installed by 1/8/27. Aug 19, 2026 - Dec 31, 2026
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