WP3378138 - Genuine OEM Whirlpool Dishwasher Detergent Dispenser Cup Cover

WP3378138 – Genuine OEM Whirlpool Dishwasher Detergent Dispenser Cup Cover

Keep your dishwasher running smoothly and your dishes sparkling clean with the WP3378138 Genuine OEM Whirlpool Detergent Dispenser Cup Cover. This factory-certified replacement part covers the detergent cup, ensuring that detergent is properly released at the right time during the wash cycle.

If your current dispenser cover is cracked, broken, or not latching securely, it may fail to open during a wash, resulting in poorly cleaned dishes. Replacing it with this OEM Whirlpool replacement part is a simple and cost-effective way to restore your dishwasher’s cleaning performance.

Compatibility

This detergent dispenser cup cover is compatible with many dishwashers from:

• Whirlpool

• KitchenAid

• Maytag

• Roper

• Estate

• Kenmore (manufactured by Whirlpool)

Model compatibility includes (but is not limited to):

• DU920PFGB0

• KUDS25SHBL1

• 665.15895791

• MDB7100AWB

What This Part Does

The WP3378138 detergent cup cover securely closes the detergent compartment on the inner door of your dishwasher. It opens at the optimal time during the wash cycle to release detergent and maximize cleaning efficiency. Without a working cover, detergent may not be dispensed, leading to ineffective wash cycles.

Signs You Need a Replacement

• Detergent remains in the cup after the cycle

• Cup cover doesn’t latch or pops open prematurely

• Broken, cracked, or missing cover

• Inconsistent or poor wash results

Key Features & Benefits

• Genuine OEM Part – Manufactured by Whirlpool for a perfect fit and function

• Quick & Easy Replacement – Simple installation with minimal tools

• Durable Construction – Built to withstand repeated use and high heat

• Improved Wash Performance – Ensures timely detergent release for cleaner dishes

• Fast Shipping from Appliance Kingdom – Backed by trusted customer service

We ship appliance parts across Canada, including to Abbotsford, Airdrie, Barrie, Brampton, Brantford, Burlington, Calgary, Cambridge, Chilliwack, Coquitlam, Dartmouth, Edmonton, Etobicoke, Fort McMurray, Grand Prairie, Guelph, Halifax, Hamilton, Kamloops, Kelowna, Kingston, Kitchener, Langley, Laval, Lethbridge, London (Ontario), Markham, Mississauga, Moncton, Montreal, Nanaimo, Newmarket, North Vancouver, Nova Scotia, Oakville, Oshawa, Ottawa, Peterborough, Pickering, Prince Albert, Red Deer, Regina, Saskatoon, Scarborough, St. John's, Sudbury, Surrey, Thunder Bay, Toronto, Vancouver, Vaughan, Victoria, Waterloo, West Kelowna, Whitby, Windsor and Winnipeg.