Appliances • RepairRiot

Garbage Disposal Troubleshooting & Repair Guides

Find the closest garbage disposal symptom and open the guide that matches what is happening before you replace parts.

Find The SymptomUse The Right GuideAvoid Guessing
Garbage Disposal appliance in a home repair setting

Find your garbage disposal problem

Start with the symptom you can see. If two guides seem close, choose the one that matches what changed first.

Power and jams

Garbage disposal not working

The disposal is dead, stuck, or not responding.

Garbage disposal humming

The motor hums but the plate does not spin.

Garbage disposal jammed

The flywheel is stuck or the reset trips.

Draining and clogs

Garbage disposal not draining

Water stands in the sink or disposal chamber.

Garbage disposal clogged

Food or debris is blocking normal draining.

Garbage disposal drains slowly

Water drains, but much slower than it should.

Leaks

Garbage disposal leaking from bottom

Water drips from the bottom of the unit.

Garbage disposal leaking from top

Water leaks near the sink flange or upper mount.

Disposal leaking from sink flange

Water appears around the flange where the unit meets the sink.

Noise and vibration

Garbage disposal grinding noise

Grinding or scraping continues after obvious debris is gone.

Garbage disposal rattling noise

A loose-object rattle or rough sound comes from the chamber.

Garbage disposal shakes when running

The unit vibrates hard or moves under the sink.

Dishwasher and sink backup

Dishwasher water backs up into disposal

Dishwasher drain water returns through the disposal.

Garbage disposal backing up into sink

Water or food waste comes back into the sink.

Air gap overflowing when disposal runs

Water spits from the air gap during disposal or dishwasher use.

More Appliances topics

Dishwasher appliance tile

Dishwasher

Refrigerator appliance tile

Refrigerator

Freezer appliance tile

Freezer

Range / Stove appliance tile

Range / Stove

Oven appliance tile

Oven

Cooktop appliance tile

Cooktop

Microwave appliance tile

Microwave

Washer appliance tile

Washer

Dryer appliance tile

Dryer

Water Heater appliance tile

Water Heater

Dehumidifier appliance tile

Dehumidifier

Water Softener appliance tile

Water Softener