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Water heater repair costs $150 to $700 on average. Water heater service costs $100 to $350 to replace the heating element, thermocouple, igniter, anode rod, dip tube, or thermostat. Tankless water heater maintenance costs $75 to $300, and tankless repairs cost $300 to $1,300. Water heater flushing costs $75 to $250. Leaking tanks typically require replacing the water heater for $600 to $1,800.
Signs a water heater is going bad:
Tank water heaters last 8 to 15 years. Tankless water heaters last 10 to 20 years. Consider replacing a water heater over 10 years old or if the repair costs are more than 50% of the replacement cost.
Most tank water heater warranties cover parts for 6 to 12 years, depending on the brand. Tankless water heater warranties last 5 to 15 years.
Plumbing companies fix most water heater problems, including leaks, strange noises, rusty water, low water pressure, or no hot water. Hire a residential electrician instead if the unit trips the circuit breaker, overheats the water heater's fuse box, or has loose wiring that trips the unit's reset button.
Tank hot water heaters last 8 to 15 years on average. Tankless water heaters last 10 to 20 years on average.
Homeowners with plumbing experience may perform common water heater repairs such as replacing the anode rod, dip tube, thermocouple, pressure relief valve, or flushing the tank. However, manufacturer warranties and local building codes may require a licensed plumber to make repairs.
Finding a reputable plumber requires planning, researching, and asking questions. To hire the best:
When looking to hire a plumber near you, ask them the following questions: