Dishwasher Repair Cost Guide

A dishwasher that won't drain, won't clean, or leaves a puddle on the kitchen floor is a daily-life headache. Fortunately, dishwashers are among the more straightforward appliances to diagnose, and most failures trace back to a short list of parts. This guide covers 2026 dishwasher repair costs by component, explains the most common problems and their likely causes, lists safe DIY checks, and helps you decide whether to repair or replace.

What you're paying for

A dishwasher repair bill combines:

• Service / diagnostic fee: $75–$150, usually credited toward the repair.
• Parts: A spray arm or gasket might be $20–$60; a control board or motor can be $150–$300 on its own.
• Labor: $50–$150 per hour. Because built-in dishwashers must often be unbolted and slid out, labor can add up even for moderate repairs.

A typical mid-range repair, like a drain pump or inlet valve, usually lands around $200–$300 all-in.

The most common dishwasher problems

Dishwasher won't drain

The most frequent complaint. Causes range from a clogged filter or drain hose (free DIY fix) to a failed drain pump ($150–$350). Standing water at the bottom after a cycle is the classic symptom.

Dishes come out dirty

Often clogged spray arms, a dirty filter, or a worn circulation motor. Cleaning is free; a spray arm is cheap; a circulation motor is the pricey end ($350–$550).

Dishwasher leaking

Usually a worn door gasket, a loose hose connection, or a failing pump seal. Gasket replacement runs $100–$250 and prevents costly floor damage.

Dishwasher won't start

Commonly a faulty door latch/switch, control board, or a tripped issue with power. Door latch repairs are $120–$250; control boards are pricier.

Dishes not drying

Often a failed heating element or vent issue — $150–$350. Some HE models air-dry by design, which isn't a fault.

Safety note: Turn off the dishwasher at the breaker and shut off the water supply before inspecting hoses, the filter, or the pump. Dishwashers combine water, heat, and electricity — never reach into the base of a powered unit.

What you can check yourself

Many dishwasher complaints have free, safe DIY fixes:

1. Clean the filter. A clogged bottom filter is the single most common cause of poor cleaning and drainage. Rinse it under the tap and reinstall.
2. Clear the spray arms. Unclog the little holes with a toothpick so water sprays freely.
3. Check the drain hose for kinks or clogs, and make sure the garbage disposal knockout plug was removed if recently installed.
4. Inspect the door gasket for food debris or tears that break the seal.
5. Run hot water at the sink first so the cycle starts with hot water, improving cleaning.

If drainage or cleaning doesn't improve, call a pro.

What drives dishwasher repair costs up

• Built-in installation: Pulling and reinstalling a hardwired, plumbed-in unit adds labor.
• Brand: Premium and European brands have costlier parts.
• Electronics: Touch-panel and smart controls are expensive failure points.
• Part availability: Older or discontinued models can be hard (and pricey) to source parts for.

Repair vs replace: the dishwasher math

Dishwashers typically last 9–12 years. Because a solid new mid-range dishwasher is relatively affordable, the 50% rule bites quickly here: a $400–$600 repair on a 9+ year-old unit often costs more than half a new one, tipping the decision toward replacement.

Rule of thumb: A $200 drain-pump or gasket repair is almost always worth it. A $550 motor or control-board repair on an 8+ year-old dishwasher usually isn't — a new unit will be more efficient and reset the clock on reliability.

Does a home warranty cover dishwashers?

Built-in dishwashers are commonly covered under standard home warranty appliance plans. With coverage, you'd pay just the service call fee instead of the full repair, up to your plan's cap. As always, coverage is for wear-and-tear breakdowns, not cosmetic issues, racks, or pre-existing problems.

How to save on dishwasher repair

1. Clean the filter and spray arms first — it solves many "it's broken" complaints for free.
2. Have the model and serial number ready when booking a tech.
3. Ask whether the diagnostic fee is credited.
4. Get an itemized quote.
5. Compare any $400+ repair to replacement using the 50% rule.
6. Maintain it: clean the filter monthly, run a cleaner cycle periodically, and scrape (don't pre-rinse heavily) dishes.

The bottom line

Most dishwasher repairs cost $150–$500, with motors and control boards at the high end. Start with the free DIY checks — cleaning the filter and spray arms fixes a huge share of complaints — then match any quote to the ranges above. Because new dishwashers are affordable, apply the 50% rule sooner than you would for pricier appliances: minor repairs are worth it, but big-ticket fixes on an aging unit usually mean it's time to replace.