Free symptom checker

Describe the problem, get likely causes

Tell us what your appliance is doing. You will get the most common causes, safe checks you can do yourself, and what to mention when you request service. This is guidance only — it is not a diagnosis, and it does not replace an on-site inspection.
Multimeter and tools beside an appliance during diagnosis

Symptom details

Include noises, error codes, when it started and anything you already tried.

Do not enter personal details. If you smell gas or see smoke, leave the home and call 911 and your utility provider.

What you will get

  • The causes most often behind those symptoms, ordered by likelihood.
  • Safety notes, plus checks that are safe to do without tools.
  • A short list of details worth including in your service request.