$175 – $500

Water Heater Repair

Expert repair for tank and tankless water heaters. We diagnose the problem fast and keep your hot water running efficiently year-round.

About this service

No hot water? Strange noises from the tank? Leaking from the bottom? We diagnose and repair all major water heater brands - including tank, tankless, and hybrid systems. Common repairs include thermostat and heating element replacement, anode rod replacement, pressure relief valve repair, and leak fixes. If your unit is past saving, we'll tell you honestly and refer you to our water heater installation service for a properly permitted, code-compliant replacement.

How much does water heater repair cost in San Jose?

Water heater repair in the San Jose and South Bay area typically costs between $175 and $500, depending on the issue. Common repairs like thermostat replacement, heating element replacement, and anode rod service fall on the lower end, while more involved work such as gas valve or leak repairs costs more. A water heater typically lasts 8 to 12 years with proper maintenance. Signs of trouble include rusty or discolored hot water, rumbling or popping noises from sediment buildup, visible leaking around the base of the tank, and inconsistent water temperatures. If your unit is over 10 years old and the repair cost exceeds 50% of a new water heater, replacement is usually the better investment: a full water heater installation runs $1,200 to $3,500, and tankless installation runs $2,500 to $4,500. Arcune Plumbing carries common parts on our trucks, so most water heater repairs are completed in a single visit.

What's included

Tank & tankless water heater repair
Thermostat & heating element replacement
Anode rod & pressure relief valve service
All major brands serviced
Honest repair-or-replace recommendations

Frequently asked questions

Should I repair or replace my water heater?
As a rule of thumb, if your water heater is over 10 years old and the repair cost exceeds 50% of a new unit, replacement is usually the smarter investment.
How long does water heater installation take?
A standard tank water heater can be installed in 2–4 hours. Tankless conversions may take a full day due to additional gas, venting, or electrical work.

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Typical Cost

$175 – $500

Most repairs run $175 to $500 depending on parts. If replacement makes more sense, see our water heater installation service ($1,200 to $3,500).

Call us now

(650) 787-7061

Mon-Fri 7 AM - 5 PM

Same-day service available.

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