Whirlpool Dishwasher Parts

Common Whirlpool Dishwasher Failures and Parts

Whirlpool dishwashers are built solid, but like any appliance running hundreds of cycles a year, certain parts wear out predictably. The good news: most Whirlpool dishwasher repairs are straightforward, and OEM parts from Repair Clinic come ready to install on your exact model.

When your Whirlpool won't start, won't drain, or isn't cleaning properly, nine times out of ten it's one of these high-failure parts. Match your symptoms to the part below, then use your model number to confirm the correct replacement.

• Door latch assembly won't engage: dishwasher clicks but won't start. The latch has a built-in safety switch; when it fails, the control board gets no signal to begin the cycle.
• Water inlet valve buzzes but no water fills: inlet valve is stuck closed or solenoid has failed. Dual solenoid versions common on Whirlpool models.
• Water sits in the tub after cycle: drain pump has failed or is clogged. Listen for the pump motor running; if silent, the pump assembly needs replacement.
• Poor wash action, dishes still dirty: circulation pump or spray arm is clogged, or pump motor has lost power. Dishrack wheels may also be broken, preventing proper spray arm movement.
• Control panel unresponsive or error codes: main control board has failed. Whirlpool Dishwasher Parts include pre-programmed control boards for your specific model number.

Whirlpool Dishwasher Repair FAQ

Why won't my Whirlpool dishwasher start?

The door latch assembly is the most common culprit. It contains a safety switch that tells the control board the door is fully closed and latched. If the latch doesn't engage all the way — or if the switch inside has failed — the dishwasher won't start even though you hear a click. The latch is a 15-minute replacement on most Whirlpool models. If the latch engages but there's still no start, check the control board next.

How do I find my Whirlpool dishwasher model number?

The model number is usually printed on a sticker inside the door jamb — open the door and look on the left or right side frame. It may also be on the side wall of the tub itself. Model numbers typically start with WDT, WDTA, or similar. Write it down; you'll need it to order the correct door latch, control board, or any other part. Different Whirlpool model series use different part numbers even when the symptoms look identical.

What's the difference between a circulation pump and a drain pump?

The circulation pump sprays water during the wash cycle — if this fails, dishes won't get clean and you'll notice weak spray action. The drain pump removes water after the cycle — if this fails, water pools in the tub. Both are common Whirlpool failures. You can often hear the circulation pump running during the cycle; the drain pump runs only at the end. If you hear neither, the control board may not be signaling them, or both pumps have failed (less common).

Do I need an OEM Whirlpool part or will an aftermarket part work?

OEM Whirlpool parts are the safest choice. Control boards, door latches, and inlet valves are engineered for your specific model's voltage and cycle logic. Aftermarket boards especially carry risk — they may work initially but often miss model-specific safety interlocks. For mechanical parts like pumps and spray arms, OEM fit is tighter and leakage risk is lower. Repair Clinic stocks genuine Whirlpool OEM parts for every model going back decades.

Order Whirlpool Dishwasher Replacement Parts Online

Ordering Whirlpool dishwasher replacement parts online is easy at Repair Clinic. Simply search by model or part number to find the parts you need. With our full inventory of parts for Whirlpool dishwashers, including racks, heating elements, spray arms, and more, you'll have your dishwasher back up and running in no time.

Enjoy the benefit of our No-Hassle 365-Day Returns policy, which allows you to return uninstalled parts within a year of purchase. Plus, with our Price Match Guarantee, you can trust that you're getting the best price on genuine Whirlpool dishwasher parts.

We offer same-day shipping on orders placed by 9:00 PM ET, ensuring fast delivery. Whether you're a homeowner or a professional technician, Our online repair library provides the videos, guides, and diagrams to support the repair. We're committed to providing you with the right OEM parts and comprehensive online repair resources.

Whirlpool Dishwasher Model Number: Where to Look

On Whirlpool dishwashers, look for the model number on a label along the inside edge of the door or on the tub rim. Open the door fully and check both sides of the frame, then look along the dishwasher's side wall if you do not see it there. The model number identifies your entire appliance, so it is the key to matching every associated part, from racks and spray arms to pumps and control boards. Type it into our model number lookup and the catalog narrows to parts made for your unit. You get a faster, more accurate match and avoid ordering parts that do not fit.