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Home diagnostics
What's wrong with my house? Pick a symptom to see causes, urgency and next steps.
HVAC
AC Not Cooling — What To Check
Your AC is running but the house isn't getting cooler. The cause is usually simple — and often fixable before you call a pro.
Why Is My AC Running But Not Cooling?
A running AC that doesn't cool usually means the system is operating but not transferring heat. The most common causes are listed here.
AC Making Noise — What It Means
Different noises from your AC point to different problems. Here's what they usually mean.
Heat Pump Not Working
A heat pump that won't heat or cool usually points to a few common fixes.
Furnace Not Working
A furnace that won't heat usually points to a few common fixes.
Thermostat Not Working
A faulty thermostat is often an easy, inexpensive fix. Here's what to check.
Water & Mold
Water Stain On Ceiling — Causes & Fixes
A stain or drip on the ceiling is a sign of a leak above. Act fast to avoid mold and structural damage.
Water in Basement — Causes & Fixes
Standing water in a basement is a common and fixable problem. Here's why it happens and how to address it.
Mold in House — What To Do
Mold needs moisture. Find the source and act to protect your health and home.
Plumbing
Water Heater Not Working — What To Check
No hot water or strange sounds from your water heater usually point to a specific fix.
Clogged Drain — How to Unclog
Slow or blocked drains are common and often fixable at home. Here's what to try and when to call a pro.
Leaking Pipe — What To Do
A leaking pipe can damage your home. Shut the water and find the source.
Electrical
Why Is My Breaker Tripping?
A tripping breaker is a safety signal. Common causes are usually easy to find.
Outlet Not Working — What To Check
A dead outlet is usually a simple fix. Here's what to check.
Lights Flickering — Causes
Flickering lights can be a harmless bulb issue or a wiring problem. Here's how to tell.