Figure out what's actually wrong with your appliance
Symptom-first diagnostic guides that walk you through what to check, what it means, and what to do — before you decide whether to repair it yourself or call a technician.
8
Diagnostic guides
6
Appliance types
3
Brands
Browse by Appliance
Pick your appliance to see every diagnostic guide available for it.
Dishwasher
Step-by-step diagnostic guides for common dishwasher problems.
Guide Not Draining
- Run the garbage disposal
- Clean the filter
- Inspect and clean the air gap
Dryer
Step-by-step diagnostic guides for common dryer problems.
Guide Not Heating
- Check power or gas supply
- Clean the lint screen and check the vent path
- Test the thermal fuse
Oven
Step-by-step diagnostic guides for common oven problems.
Guide Not Heating
- Rule out Demo Mode
- Check for bAd LinE
- Check the clock and timer
Refrigerator
Step-by-step diagnostic guides for common refrigerator problems.
Guide Not Cooling
- Check power and controls
- Verify temperature with a thermometer
- Check vents and airflow
Washer
Step-by-step diagnostic guides for common washer problems.
Guide Not Spinning
- Check for an LdL or LdU code
- Check for an Ofb code
- Confirm the washer actually drained
Water Heater
Step-by-step diagnostic guides for common water heater problems.
Guide Not Working
- Electric: check the breaker and fuse
- Gas: check the pilot light
- Check the thermostat setting
How This Site Works
New guides are added in small batches as they're written and verified.
Check your symptom
Every guide starts from what you're actually seeing or hearing — not a model number or error code you have to look up first.
Work the diagnostic steps in order
Each step tells you what to check, what it means, and what to do next — arranged from the quickest checks to the ones that take more time.
Know when to stop and call someone
Every guide is upfront about which signs mean a repair is outside DIY territory, and which point to a straightforward fix.