Clicking, Humming and Gurgling From Your Viking Refrigerator: What Is Normal?

Late at night, the kitchen is so still that your refrigerator seems to roar. Nearly every sound is ordinary, yet a handful signal trouble, and hearing them early can save a shelf of groceries.

Sounds that are usually fine

• A steady low hum whenever the compressor is running.
• A soft click as the cooling cycle begins or ends.
• Bubbling or a faint trickle from the cooling lines.
• An occasional pop or tick as interior panels warm and cool.
• A short drip or rush of air when the defrost cycle runs.

Sounds that deserve attention

A loud buzz that swells and fades may mean a fan is striking ice or debris. A rattle that worsens over several days often traces to a loose fan blade or a part shaking against the cabinet. A repeated click without the hum that follows can suggest the compressor is trying to start and failing. A grinding noise inside the freezer section frequently points to a fan motor that is wearing out.

What to try first

1. Make sure the cabinet sits level and does not touch a wall or neighboring cabinet.
2. Remove items stored on top that may be vibrating.
3. Look inside the freezer for frost around the fan cover.
4. Listen to find out whether the noise happens only when the fan runs, or all the time.

Do not open the back panel to track down a sound. There are live electrical parts back there, and a wrong move can make things worse.

Describe the sound, the time of day and how long it has gone on, and we will come prepared. Start on our refrigerator repair page. A written price comes first, and our workmanship is guaranteed for 30 days.