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Refrigerator Symptom Checker

What's wrong with your fridge? Answer five quick questions about what it is doing. The checker lists the most likely causes in plain words, the checks that are safe to do yourself, and the signs that mean stop and call. It is a guide, not a diagnosis: a technician confirms the cause on site before any repair is quoted.

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Licensed in VA, DC & MD

Fridge still not right?

Monday to Saturday: 8 AM to 10 PM
Sunday: 10 AM to 10 PM

Diagnostic visit: $75, or $115 for a double unit.
Credited toward your repair when you approve the quote.

Check your fridge in five questions

Pick the closest answer for each. You can change any answer and the results update.

Is the freezer still cold?
Any new noise?
Water on the floor or inside, or ice buildup?
An error code or flashing light?
How old is the fridge?

The model and serial label inside the fresh-food section often shows the year.

The guide

Likely causes by symptom

Find the symptom that matches yours. Causes are listed most likely first, and each one is explained further down the page.

Clicking, buzzing, grinding or silence

A hum, clicks as controls switch, gurgling, popping and sizzling during defrost are normal sounds.

Read more: Guide for common appliance sounds

What each cause means

The causes, in plain words

What each part does, what points to it, and whether it is something you can check or a job for a technician.

Evaporator fan stopped or iced

The fan behind the freezer's back panel pushes cold air into the fridge section. When its motor fails or ice jams the blades, the freezer stays cold and the fridge warms.

It is the most common culprit when the freezer holds and the fridge does not. Open the freezer and listen: a steady hum is normal, while silence, clicking, chirping or grinding points here. Replacing it means removing interior panels, so it is technician work.

Fridge warm but freezer cold: what it means

Air damper stuck closed

A small motorized flap between the freezer and the fridge controls how much cold air crosses over. When it sticks closed, the fridge slowly warms while the freezer stays cold.

Dampers fail electrically or freeze shut. On many models you can hear a healthy damper open and close when the fridge has been left alone. A silent damper housing crusted with frost is the giveaway.

How the damper fails, and what else to check

Defrost system failure

A heater melts the frost off the cooling coil several times a day. When the heater, its thermostat or the control fails, frost slowly buries the coil until air cannot pass.

Look for a thick sheet of frost on the freezer's back wall and cooling that fades over one to two weeks. A manual defrost brings the cooling back for a while, then it fades again, because the failed part is still there.

Why is your freezer frosting up? Causes and fixes

Vents blocked by food

Food pressed against the back wall, or a fridge packed so full that air cannot move, leaves warm spots even when every part works.

A freezer packed solid against its vents, or nearly empty in a hot kitchen, also struggles. About three-quarters full is the sweet spot. Leave space around the vents and give the fridge a few hours to recover.

Refrigerator not cooling? 8 causes and how to fix them

Door not sealing

A dirty, worn or folded door gasket lets warm, humid air in all day. The fridge runs longer, frost builds near the door and the freezer goes soft at the edges.

Dirt is a more common cause than damage. A door that sags, a cabinet that tilts forward, or a drawer that stops the door from closing leaves the same gap. In humid weather a bad seal can also drip water inside that looks like a leak.

Refrigerator door not sealing? Gasket problems and fixes

Dirty condenser coils or a stalled condenser fan

The coils under or behind the fridge release the heat taken out of the cabinet, and a small fan near the compressor pulls air across them. Dust, pet hair or a stalled fan make the fridge run longer and cool less.

The freezer needs the deepest cold, so it often shows the shortage first. Cleaning the coils is one of the most common fixes our technicians see, and in homes with pets it is worth doing twice a year. On a Sub-Zero, a Vacuum Condenser message is the reminder to do it.

Refrigerator not cooling? 8 causes and how to fix them

Temperature sensor or control board

A sensor called a thermistor tells the control board how cold the cabinet is. When it drifts, the fridge may run all the time and freeze food in the fresh-food section, or barely run at all.

A control that keeps losing its settings, or stops cooling with no code, has its own fault. Both need a meter to test against the maker's specification, so this is a diagnosis job, not a guess.

Refrigerator running constantly? Why it never shuts off

Compressor not starting

A click, a few seconds of hum, then another click, repeating every few minutes, usually means the start relay is trying to start the compressor and failing.

Either the relay has failed, which is a modest repair, or the compressor itself cannot start. A technician can tell them apart in minutes with a meter. A fridge with the light on but no compressor hum at all can point to the same parts or to the control board.

Refrigerator compressor hot or clicking: is it failing?

Sealed system: compressor or refrigerant

The compressor, coils and refrigerant lines form a sealed circuit. A compressor losing capacity, a refrigerant leak or a restriction shows up as weak cooling on both sides while the fridge runs constantly.

Other signs are a frost patch on only part of the cooling coil and cooling lost slowly over weeks. Fans and defrost faults can look the same, so they are ruled out first. Only certified technicians may open the refrigerant circuit, and it is the most expensive kind of fridge repair, so age matters most here.

Sealed system repair explained: why some fridge fixes cost more

Demo or showroom mode

Store display mode keeps the lights and display on but switches the cooling off. It can turn on by accident after a power blip or a long button press.

Samsung shows OF OF and Sub-Zero shows Showroom. On other brands, a lit display with no cooling is the classic sign. The button combination to exit is in your manual or on the maker's support site. If cooling comes back, nothing was broken.

Samsung refrigerator not cooling: brand-specific fixes

Clogged or frozen defrost drain

Defrost water runs down a small drain to a pan under the fridge. When food debris or ice blocks it, water backs up under the crisper drawers or freezes into a sheet of ice on the compartment floor.

It is the single most common refrigerator leak, and flushing the drain usually clears it. If it keeps refreezing, a technician can fix the drain heater or fit an improved drain part.

Why is my refrigerator leaking water? Causes and fixes

Water line, fitting or inlet valve

On a fridge with an ice maker or dispenser, a thin water line runs to a valve at the back. A loose fitting, a cracked plastic line or a failing inlet valve leaves drips or a slow puddle behind the fridge.

Shut the supply valve until it is fixed. Old plastic lines are worth replacing with braided ones, because a burst line can release a lot of water while nobody is home. The same valve feeds the ice maker, so a failed valve can also stop the ice.

Where the water shows up, and which part it points to

Cracked or loose drain pan

Defrost water is meant to evaporate from a pan near the compressor. A cracked or displaced pan lets it reach the floor, usually as a small puddle centered under the fridge.

Checking the pan means removing the lower panel with the fridge unplugged. A new pan is an inexpensive part. A loose pan can also rattle or buzz.

Why is my refrigerator leaking water? Causes and fixes

Water filter not seated or clogged

A leak that starts right after a filter change usually means the filter is not fully seated, or it is a poorly fitting off-brand part. A clogged filter slows water to the ice maker.

Small or hollow cubes in the weeks before the ice stopped are the classic sign of a clogged filter. Air in the line after a filter change can also make the dispenser drip for a while.

Ice maker not making ice: a troubleshooting guide

Ice maker off, too warm or not filling

Most ice makers stop for simple reasons: the shutoff arm or switch is off, the freezer is warmer than about 5°F, the filter is clogged or the fill tube has frozen.

Look at the mold. Bone dry means water never arrives. A slab of ice across it means the valve is dribbling. Cubes that form but never drop point at the ice maker's own motor or control. A buzz about every 15 minutes with no ice means it is trying to fill with no water.

Ice maker not making ice: a troubleshooting guide

Something loose or touching

A rattle or buzz from the back is often a loose drain pan or tubing touching the cabinet, not a failing part.

Make sure nothing on top of the fridge is vibrating and the cabinet is not touching the wall or the cabinets. A buzz while the ice maker fills is normal, and so are gurgling, popping and sizzling during defrost.

Guide for common appliance sounds

Before you call

Safe checks you can do yourself

These are safe for an owner to do. Unplug the fridge before you reach behind it, under it or behind its lower grille.

  1. Check the settings. Make sure the controls were not bumped and that vacation, energy-saver or demo modes are off. Our guides aim for about 37°F in the fridge and 0°F in the freezer.
  2. Measure, do not guess. Put an appliance thermometer in each section. USDA says the fridge should be at 40°F or below and the freezer at 0°F or below.
  3. Clear the vents. Move food away from the back wall and the vents, and do not pack the fridge so full that air cannot move.
  4. Test the door seal. Close the door on a strip of paper or a dollar bill and pull. No drag means no seal at that spot. Repeat around the door, clean the gasket with warm soapy water, and make sure the door swings shut on its own.
  5. Clean the condenser coils with the power off. Unplug the fridge first. The coils sit behind the base grille or on the back. Use a coil brush and a vacuum, check that the small fan near the compressor turns freely, and leave a few inches of space behind the cabinet.
  6. Listen. With the kitchen quiet, open the freezer and press the door switch: the fan should hum. At the back, listen for a click and short hum that repeat every few minutes. A short phone video helps the technician.
  7. Try a manual defrost as a test. Unplug the fridge, move the food to a cooler, leave the doors open and put towels down. If cooling comes back and then fades within a week or two, the defrost system needs repair. It is a test, not a fix.
  8. Clear the defrost drain. Flush the drain hole at the back of the compartment with warm water from a turkey baster. With the fridge unplugged, look at the drain pan behind the lower panel for cracks or standing water.
  9. Check the water supply. For a leak behind the fridge, shut the supply valve, dry the fittings and see which one gets wet first. For a dry ice maker, make sure the valve is fully open and the line is not pinched.
  10. Check the water filter. Reseat it, use the maker's own filter, and replace it if it is more than six months old. Then run some water through the dispenser to purge the air.
  11. Check the ice maker. Lower the shutoff arm or turn the switch on, make sure the freezer is near 0°F, and give it a few hours.
  12. Check the power, then reset once. If the light is off, check the outlet and the breaker or GFCI. If the controls seem stuck, unplug the fridge for two minutes and plug it back in. Do it once, not again and again.
  13. Write down the code. Note any code exactly as shown, with the full model number from the label inside the fresh-food section.

Stop and call if you notice any of these

  • A burning or electrical smell, or smoke.
  • Sparking, or a scorched plug, cord or outlet.
  • An oily residue on the tubing, around the compressor or on the floor under the fridge. It can be a refrigerant leak.
  • A breaker or GFCI outlet that trips again after you reset it.
  • Water reaching the outlet, the cord or any wiring.

Stop using the fridge and do not keep resetting it. Unplug it if the plug is easy and safe to reach. If anything is sparking, scorched or wet near the outlet, switch off its breaker instead. If there is smoke or fire, leave and call 911.

Then call (771) 222-7117. We are open Monday to Saturday 8 AM to 10 PM and Sunday 10 AM to 10 PM. We are not a 24/7 emergency service.

Keep food safe while you wait

Federal food-safety advice is written for power outages. A fridge that has stopped cooling puts your food in the same spot, so go by the temperature inside, not by how food looks or smells.

  • Keep the doors closed. A closed refrigerator keeps food safe for up to 4 hours (FoodSafety.gov).
  • A full freezer holds a safe temperature for about 48 hours, or 24 hours if it is half full and the door stays closed (FoodSafety.gov).
  • Discard any perishable food, such as meat, poultry, fish, eggs and leftovers, that has been above 40°F for 2 hours (USDA).
  • Frozen food that still has ice crystals, or is at 40°F or below, may be safely refrozen (FoodSafety.gov).
  • Keep an appliance thermometer in each section: 40°F or below in the fridge, 0°F or below in the freezer (USDA).
  • Never taste food to decide whether it is safe. When in doubt, throw it out (USDA, FoodSafety.gov).

While you wait for a repair, move the most perishable items to a cooler or a backup fridge.

Sources: FoodSafety.gov, Food Safety During Power Outage (food-by-food chart, last reviewed August 8, 2024); USDA Food Safety and Inspection Service, Keeping Food Safe During an Emergency; FoodSafety.gov, Avoid Foodborne Illness During Temporary Power Outages. Checked October 20, 2026.

Age and cost

Repair or replace?

Refrigerators typically last 9 to 13 years, according to InterNACHI's life expectancy chart. What failed matters as much as the age.

Under 5 years

Nearly any repair is worth it on a fridge this young. Check the manufacturer's warranty before you pay, because an expensive failure may still be covered. You can test any quote in our repair-or-replace calculator.

5 to 10 years

Fans, defrost parts, dampers, door gaskets, water valves and ice makers are usually worth fixing. A sealed-system or compressor quote on a fridge past its midpoint, about 5 to 6 years, is the close call. Put the quote and the price of a comparable new fridge into the repair-or-replace calculator before you approve it.

Over 10 years

A fan is still a fan at any age, so smaller repairs often make sense. A sealed-system quote on an older mainstream fridge usually favors replacement. Premium built-ins such as Sub-Zero are built for decades and are often still worth repairing. Check the quote in the repair-or-replace calculator.

Our guide to repairing or replacing a refrigerator by age and fault explains the decision in more detail.

More help

Brand guides and error codes

How this checker works

Each answer adds weight to the causes our repair guides link to that symptom. The checker shows up to three, most likely first, with the checks and guides that match. It cannot see or test your fridge. A technician confirms the cause on site and quotes the repair before any work starts.

Nothing you pick is saved. If you book, your answers are copied into the booking form so you can edit them before sending.

Book a refrigerator repair

Appliance Surgeon repairs refrigerators and freezers across Washington, DC, Northern Virginia and nearby Maryland. The diagnostic visit is $75, or $115 for a double unit, and it is credited toward the repair when you approve the quote. Labor starts at $200, parts are listed in the quote, and every repair has a 90-day parts-and-labor warranty.

Monday to Saturday 8 AM to 10 PM, Sunday 10 AM to 10 PM.