Kennewick's water hardness swings through the year, and dishwashers feel it before any other appliance. We test the pump, valve, heater and spray system, give you one written price, and wait for your approval before any repair.
Mon–Sat 8 AM–7 PM · Sunday closed · same-day or next-day visits are often open; the office confirms when you call
A dishwasher that won't drain, leaves dishes dirty or leaks is usually dealing with a clogged filter or drain path, a failing pump, a scaled inlet valve or a worn door seal. Our technician runs a test cycle, checks each of those, and puts a single price in writing before any part comes out.
Usually: A packed filter, a clogged drain hose or air gap, a new disposal whose knockout plug was never punched out, or a drain pump that has failed.
What we do: We empty and clean the filter and sump, trace the drain hose to its high loop or air gap, and test the pump. A failing pump gets replaced, often from parts on the truck.
Usually: Hard-water minerals left behind when the rinse aid runs out or the wash water never gets hot enough. Because Kennewick's hardness moves through the year, the film can come and go with the seasons.
What we do: We measure the water temperature at the tap and in the tub, test the heater, look at the rinse aid dispenser and inspect each spray arm for scale, then explain how to adjust detergent and rinse aid for your water.
Usually: Scale or debris blocking the spray arm holes, an upper arm that isn't docking with its water feed, or a weak circulation motor.
What we do: We pull and clear the arms, check the feed tube and its connection, and test the circulation pump under a running cycle.
Usually: A door gasket that has gone flat, a cracked spray arm aiming water at the door seam, an inlet valve that sticks open and overfills the tub, or a supply fitting that has loosened under the unit.
What we do: We remove the toe kick, run a fill, and find the source, then reseal, tighten or replace the part responsible.
Usually: The water never reaches temperature because the heating element has burned out or its temperature sensor has quit, or a heavily scaled element heats too slowly for the control.
What we do: We test the element and the thermistor, look for scale on the element, and replace the failed part.
Usually: A worn door latch switch, a door that no longer lines up after the hinge springs weaken, or a control board fault.
What we do: Our technician checks the latch switch first, then the door springs and alignment, and tests the control last, before replacing anything.
The city of Kennewick blends Columbia River water with water from Ranney collector wells, and its water quality report lists hardness from 50 to 200 ppm, roughly 5 to 14 grains per gallon, over the course of the year. At the hard end of that range, minerals crust over the heating element and narrow the tiny holes in the spray arms, and white film shows up on glasses. At the soft end, too much detergent can etch glassware and leave suds behind. A dishwasher dialed in for one season may need its detergent and rinse aid adjusted for the next.
Housing shapes the rest. The builder-grade dishwashers that came with Creekstone and Cherry Creek Estates homes in the 2000s–2010s are at replacement-part age, and the parts we swap most often there are door latches, drain pumps, gaskets and inlet valves. In Southridge and Canyon Lakes, stainless-tub and panel-ready machines from Bosch and KitchenAid are common in newer and remodeled kitchens, and those almost always justify repair. Homes in the older grid near downtown, around Hansen Park and in Union/Edison often have dishwashers added during a kitchen update, where we sometimes find a drain hose run flat with no high loop, plus tired supply fittings that drip under the cabinet.
Zintel Heights and Panoramic Heights fall in between, with a mix of original and replacement machines. Whatever the neighborhood, a dishwasher that has started leaving film is worth a look at the heater and spray arms before the scale gets thick.
Our technicians set out from Bellerive Drive in south Richland and work through the Tri-Cities; Kennewick is on the same side of the Columbia, so there is no bridge in the route. Use the online form to choose a day and time window, or call (509) 890-7433. The office calls back to confirm; same-day and next-day visits are often available, subject to what the office sees open, and the technician calls before arriving.
Pumps, inlet valves and door switches ride on the truck, so many dishwasher repairs finish in one visit. Control boards and model-specific parts may need ordering, and they are priced in your written quote before you agree. For more on dishwasher faults, see our main dishwasher repair page.
A pump, valve, latch, gasket, heater or spray arm is worth replacing on almost any dishwasher as long as the tub and racks are still sound. A failed control board or wash motor on an entry-level machine of builder-grade age is where replacement starts to look reasonable, and a rusted tub or cracked sump settles it. We don't list prices online because the cost of a pump or board swings widely between brands and models, sometimes several times over, and supplier prices differ as well. Our technician writes one price after diagnosis; if you decline, you settle only the diagnostic fee and keep the findings. There is more on how pricing works and on our Kennewick appliance repair page.
Keep the rinse aid dispenser filled, run hot water at the kitchen tap before starting a cycle, and use a detergent made for hard water. A dishwasher cleaner in an empty cycle helps clear deposits. If film stays even so, the heater may not be heating, which our technician can test.
Yes. On most current models the filter sits below the lower spray arm and twists loose for rinsing under the tap. A packed filter causes poor cleaning, gritty dishes and slow draining. Clean it regularly, and more often if your household skips pre-rinsing plates before loading them.
Repair it when the problem turns out to be a pump, valve, latch or gasket. Those wear out on builder-grade dishwashers of that age, and replacing them gives the machine more life. A failed control board or wash motor on a basic model is when we would put the repair price beside a new machine and let you choose.
Possibly. Same-day or next-day visits are often available, but they depend on the day's route, and the office confirms when you schedule. If the dishwasher is leaking, close the water valve beneath the sink and flip its breaker off while you wait for the visit.
Yes. Bosch is common in Kennewick's newer and remodeled kitchens, and we also repair KitchenAid, GE, Whirlpool, Maytag, Frigidaire, LG, Samsung, Electrolux and Kenmore dishwashers. Panel-ready units take a little longer to pull out of the cabinet, and our technician protects the panel and surrounding cabinetry while working.
Dishwasher acting up in Kennewick? Schedule online or phone the office, and you'll have a written price before anything is changed.