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Top-Rated Water heater repair or service pros in Modesto - Updated Nov 2026

Stillman Plumbing Company
4.9(
42
)
Water Heater - Repair or Service

Serving Modesto, CA and surrounding areas

Approved

In business since 1985

Free estimates

Credit card accepted

At Stillman Plumbing Company, we are a very well established business providing over 27 years of unmatched expertise. Customer preference and priorities are always first. We are very timely with our work and never lose attention to detail. Call us now for a free quote.

Tankless
Tankless
2 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Mainline Plumbing Inc.
Mainline Plumbing Inc.
4.5(
210
)
Water Heater - Repair or Service

Serving Modesto, CA and surrounding areas

Approved

In business since 2010

Emergency services offered

Warranties offered

"Carmelo did an excellent job on installing a gas fitting for my new dryer. He installed the fittings and got my dryer hooked up. He went above and beyond and also helped me light my pilot light on my water heater! He explained what he would do, performed the work and cleaned up after himself! Great job Carmelo!"
Drain Clearing
Garbage Disposals
Plumbing Repairs
Tankless Heaters
Leak Detection

+2

Response time7 hrs
Response rate100%
5 neighbors recently requested a quote
Avatar for Top Tier Plumbing Inc.
Top Tier Plumbing Inc.
4.6(
41
)
Water Heater - Repair or Service

Serving Modesto, CA and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"TOP TIER PLUMBING installed a tankless water heater, so glad I decided to go with the tankless. Tayler did an excellent job, very professional And the price was right. Thank you Top Tier for your top notch services. I will definitely be using them for my plumbing services and recommend them to anyone who has plumbing needs."
Reset existing toilet
Plumbing upgrades
Plumbing upgrades
Plumbing upgrades
Water heater installation

+14

Response time3 hrs
Response rate96%
35 neighbors recently requested a quote
Avatar for Mr. Ed's Plumbing & Rooter Service
Mr. Ed's Plumbing & Rooter Service
4.5(
19
)
Water Heater - Repair or Service

Serving Modesto, CA and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Mr. Ed is a plumber of course of course. I called him and he was responsive. He came out and I needed more work done than what we had planned. He took care of it all. He was very professional and the work was quality. If you ever need a plumber, please be sure to call Ed. I have used other plumbing services in the past for other issues but this guy has it down. No hidden costs, he has all the costs for each thing in writing in his folder and they are very reasonable."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+43

Response time1 day
Response rate100%
Recommended by88%of homeowners
Avatar for Bell Brothers Electrical, Plumbing, Heating, & Air
Bell Brothers Electrical, Plumbing, Heating, & Air
4.2(
116
)
Water Heater - Repair or Service

Serving Modesto, CA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"explained the work before hand. Experienced technician who was quite knowledgable and finished the work efficiently and cleaned up when finished. Explained ways to keep the water heater functioning well."
HVAC System Check Up
HVAC Install
Furnace Repair
Furnace Tune-Up
Heating Maintenance

+3

Response time6 hrs
Response rate86%
Recommended by91%of homeowners
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FAQs for water heater repair or service projects in Modesto, CA

Warning signs include fluctuating water temperatures, a pilot light that repeatedly goes out, unusual noises from the tank, or complete heating failure. You might also detect a rotten egg smell, indicating a potential gas leak, or notice water that never reaches the proper temperature. If your water heater is over eight years old and displaying these symptoms, the gas valve is a likely culprit. Professional inspection is recommended, especially if gas odors are present.

Water heater gas valves are not universally interchangeable. Each valve must match your specific water heater's make, model, and specifications. Important compatibility factors include gas type (natural gas vs. propane), BTU rating, connection types, and physical dimensions. Using an incorrect valve can result in poor performance, premature failure, or dangerous gas leaks. Always consult your water heater's documentation or a professional plumber to identify the appropriate replacement valve for your unit.

The Modesto, CA homeowners’ guide to water heater repair or services

From average costs to expert advice, get all the answers you need to get your job done.