Dishwasher Repair

A broken dishwasher means dirty dishes piling up fast, and often a tub of standing water nobody wants to touch. Wilson & Myers handles dishwasher repair across Denver Metro for all major brands and every common layout: built-in, top-control, front-control and third-rack models. Our insured technicians test the drain pump, inlet valve, door latch and control board before recommending any part, so you only pay to fix what’s actually wrong.

Every repair is backed by a 100-day labor warranty, and we take service calls seven days a week, so a dead dishwasher rarely has to wait long.

Dishwasher not Cleaning? Won't Drain? Stuck Mid-Cycle?

Residential dishwasher unit for appliance repair service

Repairs for every major dishwasher brand across Denver Metro, seven days a week. Insured technicians and a 100-day labor warranty.

diagnostic $69

Common Dishwasher Problems We Fix

Dishwasher Not Draining

The most common dishwasher repair call we handle. Start with the filter: on most modern dishwashers the filter sits at the bottom of the tub and clogs with food debris faster than most homeowners expect. Remove it, rinse it under running water, and run a short cycle before calling for service. If the filter is clear and water still sits at the bottom after the cycle, the drain pump is the next component to test.

A failed drain pump motor hums but moves no water. A blocked or kinked drain hose is the third common cause. If the display shows an error code, it points straight to the faulty component. If your dishwasher won’t drain after a long cycle and shows no code, it’s almost always the filter or the drain pump.

Book online to schedule a diagnosis.

Drain and pump service

Dishes Not Getting Clean

When the dishwasher runs a full cycle and dishes come out still dirty, the problem is almost always water pressure or spray coverage rather than the detergent. A clogged spray arm with blocked nozzles is the most frequent cause: remove each spray arm and clear the holes with a toothpick before calling for service. A failed wash pump that doesn’t generate sufficient pressure is the mechanical cause when spray arms are clear.

A malfunctioning water inlet valve that doesn’t fill the tub to the correct level produces the same result. If only the bottom rack comes out dirty, look for a blocked lower spray arm or debris built up around the lower rack rail that stops it from turning.

Watch the video example

Technician working in an open dishwasher tub during a wash performance check 0:09

Dishwasher Not Cleaning Bottom Rack

When the upper rack comes out clean but the lower rack doesn’t, the lower spray arm is almost always blocked or has detached from its mount. This is a quick inspection and cleaning before calling for service. A circulation pump running at reduced capacity from wear produces uneven cleaning that affects the lower rack first because it’s furthest from the water pressure source. Check that tall items in the lower rack aren’t blocking the spray arm rotation before assuming a mechanical fault.

Spray arm and rack checks

Dishwasher Leaking

Leak calls fall into three distinct categories depending on where the water appears. Water on the floor in front of the dishwasher during the cycle points to a worn door gasket that no longer seals the door perimeter. Water running down the inside of the door means the door gasket has a gap or tear.

A dishwasher leaking from the bottom is more serious: it points to a failed pump seal, a cracked sump assembly, or a loose drain hose connection at the pump. Water appearing from under the dishwasher only after the drain cycle points to the drain connection. We identify the exact leak source on every call before recommending any repair.

Watch the video example

Technician checking the under sink plumbing during a dishwasher leak call 0:11

Dishwasher Not Starting

When pressing start produces no response at all, confirm the door is fully latched first. The door latch contains a switch that must register full closure before the control board will allow the cycle to begin. A latch that feels closed but hasn’t engaged the switch is the most common cause of a dishwasher not starting.

A child lock activated accidentally is the second most common cause. Check the display for a lock indicator. A failed control board is the mechanical cause when latch and lock are confirmed normal.

Power and control diagnostics

Dishwasher Not Filling With Water

When the dishwasher starts, the pump runs, but no water enters the tub, the water inlet valve has failed. The valve is an electrically operated solenoid that opens to allow water in at the start of each cycle. A valve that fails partially produces insufficient fill rather than no fill, which results in poor cleaning rather than a dry tub. If the tub stays dry and you hear a hum at the start of the cycle, that confirms the valve is receiving the electrical signal but can’t open mechanically.

Dishwasher Not Drying Dishes

Most modern dishwashers dry through a combination of a heating element and a rinse aid dispenser. When dishes come out wet, check the rinse aid reservoir first: empty rinse aid is responsible for a large share of the wet-dishes calls we get. On models with a heating element, a failed element leaves the tub cold at the end of the cycle.

On condensation-drying models like Bosch and Miele that don’t use a heating element, dishes dry through contact with the stainless steel tub walls. Opening the door immediately after the cycle ends before steam can condense is a common cause of wet dishes on these models.

Door seal and drying system work

Dishwasher Smells

Persistent odor from a dishwasher is almost always a maintenance issue before it’s a mechanical one. Food debris trapped in the filter, under the spray arms, and in the door gasket folds decays between cycles and produces the smell. Clean the filter, wipe down the gasket folds, and run an empty cycle with a cup of white vinegar in the bottom rack.

A smell that persists after a thorough cleaning points to a degraded door gasket trapping debris, or a drain line issue where standing water in the drain hose is allowing bacteria to grow. A high loop or air gap on the drain hose prevents backflow from the sink drain that causes persistent sulfur-like odor.

Dishwasher Leaving Residue

White residue or film on dishes after the cycle is almost always mineral deposits from hard water rather than a mechanical fault. How hard your water is depends on your utility, and it varies a lot across Denver Metro. Over time those minerals leave limescale on dishes and inside the tub.

Use a dishwasher cleaner monthly to clear mineral buildup. Residue that appears suddenly after years of clean results points to a failing detergent dispenser that’s not opening at the right point in the cycle, or a water inlet valve that’s restricting hot water flow.

Water supply and interior checks

Dishwasher Making Noise

Different sounds point to different components. Grinding during the wash cycle: debris caught in the wash pump impeller, so stop the cycle and check the filter and sump area. Loud thumping or banging: a spray arm hitting an item loaded too close to it, so rearrange the load before calling for service.

Rattling throughout the cycle: loose rack wheels or an unsecured item in the silverware basket. Humming with no water movement: a jammed drain pump or failed wash pump. A new noise that keeps coming back over several cycles always warrants a diagnostic call.

Dishwasher Door Not Closing

A door that won’t latch fully prevents the cycle from starting. Bent or misaligned door hinges are the most common mechanical cause on dishwashers that have been in use for several years. A worn door latch assembly that no longer catches the strike plate is the second cause.

If the door won’t close and the tub looks slightly out of line, the dishwasher has often shifted in its cabinet opening. It needs to be re-leveled before the door geometry will allow full closure.

Need Dishwasher Repair?

Dishwasher not draining or leaking? Call or book online: our insured technicians diagnose the fault before replacing any part.

Call us & text us 24/7

(720) 616-2100
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Dishwasher Repair FAQ

  • Most often, a clogged filter. Clean the filter at the bottom of the tub before calling for service. If the filter is clear, the drain pump or drain hose is almost certainly the cause, and that is a routine repair. Book online for a fast diagnosis.

  • Most often, a blocked spray arm, a failed wash pump or a water inlet valve that does not fill the tub to the right level. Check the spray arm holes first before calling for service.

  • It depends on where the water shows up. In front of the door, it is usually a worn door gasket. Under the unit, a failed pump seal or a cracked sump; at the side, a loose drain hose connection. Each source is a different repair.

  • For units under 8 to 10 years old, almost always yes. Most repairs involve a single component: the drain pump, water inlet valve, door latch or spray arm. We give you a clear cost assessment before recommending any work, and the cost depends on the fault, not the brand.

  • Yes. For new dishwasher installation or replacement, see our dishwasher installation page.

  • Yes, as a separate service. For restaurant and commercial kitchen dishwashers, see our commercial dishwasher repair page.

Fixing Every Make and Mode

We repair dishwashers from all major brands, from Bosch and Miele to KitchenAid and Whirlpool. Knowing how each brand builds its pumps, valves and controls helps us find the fault faster.

Reviews

  • Emily Schaefer

    Amazing service 10/10 would recommend!!!!! The team were very professional and removed and hauled away my dishwasher with ease.

  • Michael Streeter

    Fast prompt service, fixed out dryer very quickly. Friendly and reasonable prices. Would work him again anytime.

  • Olivia Brown

    Ryan was great with my dryer repair. He complete the task in less than 1 hr and was great with responding quickly! Thank you.

  • Isabella Ricca

    They responded very quickly to my call and arrived timely (appreciated the text that they were on the way & when they arrived). They were very nice and explained everything that they found wrong with my dryer and walked me through the process of how they would repair the issues prior to repairing it. Would recommend!

  • Ava

    Technician arrived on time and was courteous and professional in their explanation. I felt comfortable with their recommendations. Appreciate the level of service from this small company

  • Isabella Klaimy

    Had our washing machine break mid-cycle on a Sunday. Within a few minutes of reaching out to them, the team at Wilson and Myers had contacted me with available times including that very evening, no additional fees for a weekend. The tech that arrived was really friendly and professional and got the job done quickly and below the amount I had prepared myself to pay. Will definitely use again if needed!

Service areas in Denver Metro, CO