Viking Dishwasher: Making Loud Noise
Commonly a worn wash-pump bearing, a cracked spray arm, or debris in the chopper area. Add a photo of your Viking Dishwasher in the box below: the Triage Profile says what it is, how urgent it is, and who to call.
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In the next five minutes
Safe first steps, before the call. Nothing here needs a tool.
Note what the noise sounds like and when it happens, then turn the dishwasher off and switch off its breaker.
Take a photo of the dishwasher and any code on the display, without opening anything.
If you can read its label without moving it, note the brand and model number for the call.
Everything else about this problem
Is it an emergency?
Is a loud noise from a Viking dishwasher an emergency?
Usually not an emergency. A grinding, rattling or humming that has just started most often comes from a fan, motor, belt or loose panel. Stop using it and cut the power if the noise comes with a burning smell, smoke or sparks.
Symptoms & causes
Loud noises in a Viking dishwasher often indicate issues with the wash pump, motor, or spray arms. A grinding or humming noise typically points to a failing circulation pump motor or a foreign object lodged in the pump impeller. Rattling or clanking sounds might suggest loose spray arms, worn bearings, or even dishes interfering with the wash cycle.
Tools & parts
You will likely need basic hand tools such as screwdrivers (Phillips and flathead), pliers, and a nut driver set to access internal components. Specific parts like a new Viking circulation pump motor or a new drain pump may be needed. Replacement spray arms or their bearings may be needed.
Safety first
Always disconnect the dishwasher from its electrical power supply by unplugging it or shutting off the dedicated circuit breaker before beginning any inspection or repair. Turn off the water supply valve to the dishwasher to prevent leaks or flooding during component removal. Be cautious of sharp edges inside the appliance and potential residual hot water if the dishwasher was recently run.
When to call a pro
If the noise persists after clearing obvious obstructions and tightening components, a professional technician is needed to track down complex electrical issues or motor failures. Tracking down and replacing a faulty Viking circulation pump motor or drain pump often requires specialized knowledge and tools to ensure proper sealing and electrical connections. Issues involving the main control board or internal wiring, which can sometimes manifest as unusual noises, should always be handled by a certified appliance repair expert.
Questions people ask
Why is my Viking dishwasher making a grinding noise?
A grinding noise often indicates a foreign object, like a piece of glass or food debris, is caught in the wash pump impeller. It could also signal a failing circulation pump motor that is struggling to operate.
Can I fix a noisy Viking dishwasher myself?
Minor issues like loose spray arms or trapped debris are often DIY-fixable after disconnecting power and water. However, complex motor or pump replacements typically require professional expertise to ensure correct installation and prevent further damage.
What if the noise is a loud hum but nothing is washing?
A loud hum without water circulation often points to a seized wash pump motor or a clogged pump. The motor might be trying to run but cannot move the impeller, requiring inspection or replacement.
Related problems
More Viking dishwasher problems
Check another symptom for your Viking Dishwasher.
Making a loud noise: other brands
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What it is, how urgent, who to call
Add a photo of your Viking Dishwasher in the box at the top. The Triage Profile says what it is, how urgent it is, and who to call.