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Whirlpool Dishwasher Making Noise: Causes and Fixes

Quick Answer

Whirlpool dishwasher grinding noise during wash = food chopper blade hitting hard debris (bone fragment, glass shard). The chopper is in the sump under the filter assembly. Humming during drain = normal pump operation.

Whirlpool dishwasher grinding noise during wash = food chopper blade hitting hard debris (bone fragment, glass shard). The chopper is in the sump under the filter assembly. Humming during drain = normal pump operation. Buzzing continuously = water inlet valve partially clogged (water forcing through a restricted opening). Rattling = dishes not secured, spray arm hitting an item, or a utensil fallen through the rack.

WhirlpoolDishwasherSeverity: mediumDifficulty: intermediate75% DIY Success
Time to Fix
15–90 min
Difficulty
intermediate
Parts Cost
—
Tools Needed
Multimeter, Screwdriver

What Does the NOISE Code Mean?

Whirlpool dishwasher making noise: see the detailed brand-specific guide above.

Most Likely Causes

Based on aggregated repair data, here is the probability breakdown for this error code:

Foreign object caught in pump or drum40%
Worn drum bearing allowing shaft play24%
Loose drum roller or idler pulley14%
Loose counterweight or mounting bolt12%
Drive belt worn and slapping during operation10%

Symptoms You May Notice

  • Whirlpool Dishwasher Making Noise issue
  • Performance degradation
  • May display error code

Can you reset a Whirlpool dishwasher to clear the NOISE code?

Unplug 60 seconds. Plug in and test.

Tools Required for Diagnosis

MultimeterScrewdriverFlashlight

Diagnostic Checklist

Follow these steps in order. We start with the easiest external fixes before opening up the machine.

1

Check the primary cause described in the detailed guide above.

Check the primary cause described in the detailed guide above.

2

Check for error codes and secondary causes.

3

Run manufacturer diagnostic mode or call professional.

Frequently Asked Questions

How much does Whirlpool dishwasher repair cost?
Most repairs $100-400 depending on component. Simple fixes free.
Repair or replace?
Under 10 years and repair under 50% replacement cost = repair.
DIY?
Many fixes DIY. Gas/sealed systems need professionals.

Same Fix Works on These Brands

Whirlpool shares the same hardware platform with these brands. The diagnosis and repair steps are identical.

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Last verified for technical accuracy on March 15, 2026