Refrigerator Water Line Making Noise- Step by Step Guide to Fix

Refrigerator water line making noise
As an Amazon Associate, we earn from qualifying purchases at no extra cost to you.

In many instances, the refrigerator water line may make noise when in use despite it being essential. There are several reasons why your refrigerator water line may make noise. They include; dirty air filters increased pressure in water lines, poor air filters, and a faulty water inlet valve.

If your refrigerator water line makes noise, it is essential to fix the issue immediately to bring your refrigerator to correct functioning. However, to prevent the water lines from making noise, it is crucial to inspect them frequently and unclog them if clogged.

Luckily, the information below shows how to fix a refrigerator water line making noise and the possible causes. Also, it describes the best steps to follow when installing a new water inlet valve.

If you want to know the waterline I use, Check this Waterline from Amazon.

How to repair a leaking water line in a refrigerator

repair a leaking water line in a refrigerator

Call a professional for assistance if you don’t comprehend the handbook. The instructions below will show you how to fix water line noise.

Step 1: Switch off the power supply source

To avoid harm from electricity, turn off the refrigerator by unplugging it from the electrical outlet.

Step 2: Disengage the refrigerator from its position

Remove the refrigerator from the wall and position it in an open area where it will be easier to open.

Step 3: Remove the refrigerator cover

First, locate the position of the refrigerator cover. Proceed to remove the refrigerator’s cover panel to access the standard sections that are causing problems.

Step 3: Find the position of the refrigerator water lines

Gain access to the water lines and all components that are connected to them.

Step 4: Clean and unclog the water lines

Clean and replace the air filters if they are dirty. Run water through the water lines many times to remove all dirt present. Ensure you use enough water until the water lines are unclogged.

Step 5: Replace the water inlet valves

Check the condition of the water inlet valves. Discard the old water inlet valves and replace them with new ones if they are completely damaged beyond repair.

Step 6: Check the condition of the air filters

Inspect the housing of the air filters and, if necessary, replace them. If there are any loose pieces, tighten them up to prevent air from leaking in. avoid overtightening them as they may break.

Step 7: Reinstall the refrigerator back to its position

Replace the refrigerator on the wall and reassemble it correctly.

Step 8: Test the refrigerator water lines

Turn on the refrigerator to make sure it’s operating. Furthermore, if nothing works and the water pipes continue to make noise, contact an expert to assist you in resolving the issue.

Leading causes of refrigerator water line making noise

refrigerator water line making noise

The air filters are housed incorrectly

The housing of air filters is prone to failure, particularly when they have been in use for a long time and the housing has leaks caused by the rust in the metallic housing. When air flows into the refrigerator through leaks in the housing, some air travels through these leaks. As a result, the airflow outside the air filters generates a buzzing noise as it passes through the housing.

Increased air pressure in the refrigerator water lines

The refrigerator creates a lot of noise when the air pressure in the water lines is high since the air fills the water filters, and some may leak through some way that causes noise. The refrigerator system’s lack of maintenance is the most significant cause of high water pressure in the water pipes. Reduce the amount of air in the water lines to lower the refrigerator’s noise level. Run water through the lines to eliminate air. Also, consider using white vinegar to unclog the clogged refrigerator water line.

A faulty water intake valve

When dispensing or creating ice, faulty water inlet valves obstruct the flow of water into the refrigerator. The water then collects in the waterline, causing the fridge to run inefficiently and generate noise. When the refrigerator is not running, excessive water accumulation in the water lines that are not flowing generates a buzzing noise.

Air filters that are defective or filthy

Filters that are dirty generate noise in a location where the air that is supposed to travel through the filters and into the refrigerator via the water lines collides with debris that obstructs air passage. The f; low air then collects in the water pipes, creating a high pressure that causes the refrigerator to produce noise.

Step-by-step on how can I replace a fault water inlet valve

how to replace a fault water inlet valve
  • Disconnect the refrigerator from the power source.
  • Turn off the water supply valve to the refrigerator located beneath the sink or behind the appliance.
  • To loosen the compression nut that holds the water line from the refrigerator to the valve, use pliers.
  • Place a small container in the line to catch any remaining water.
  • Place the water line in the container after removing it from the valve. To reveal the valve, remove the screws that secure the cardboard panel to the bottom of the refrigerator. Underneath the valve, place an old towel.
  • Look for the screws that keep your refrigerator’s valve in place. Remove the screws and remove the valve away from the appliance with care.
  • Disconnect the wire harnesses from the valve and release the water line connections from the valve. Remove the old water inlet valve and throw it away.
  • Connect the water lines to the new refrigerator water inlet valve and tighten the connectors by turning them clockwise with your fingers.
  • Connect the new valve’s wire harnesses.
  • Using the original valve screws, secure the valve to the refrigerator.
  • Replace the rear of the refrigerator’s cardboard panel.
  • Connect the water line to the new valve, switch on the water, and reinstall the refrigerator.

You Might be Interested to Read: Lg Refrigerator Made a Noise When the Door Closed-How to Fix.

Frequently asked questions

  • How can I replace filter housing?

i. Lift the metal feeler arm or turn the switch to the “off” position to turn off the ice maker inside the refrigerator.

ii. Remove anything from your fridge that could obstruct access to your filter housing.

iii. If your filter installs through the grill, grab both ends with your hands and pull it forward to free it from the clamps and appliance.

iv. Remove any screws that are keeping the filter housing cover in place inside the refrigerator compartment.

v. If necessary, untwist the filter from the housing. Remove the screws that keep the filter housing attached to the fridge. If the housing is installed behind the grill, look for a wire support arm attached to the housing side.

vi. Remove the screw that connects the wire arm to the refrigerator’s body. Remove the appliance housings.

vii. By pressing the little quick-disconnect rings enclosing the water lines against the connectors with your fingertips, you may remove the water lines from the housing.

viii. If applicable, unhook the wire support arm from the old housing and slip it into the new housing’s support armhole.

ix. If your previous housing has a plastic spacer around the filter opening, remove it with a bit of flat blade screwdriver and replace it with the new housing.

x. Place the water lines on the new housing and tighten them. Using the original screws, reattach the housing to the refrigerator’s body. Replace the grill or cover on the filter housing.

xi. In the new filter housing, place the water filter. In the freezer, turn on the refrigerator.


A refrigerator water line making noise is a common thing that requires immediate attention. Most importantly, the article above summarizes how to eliminate the noise being emitted from the water lines.

Finally, ensure you follow the manufacturer’s instructions when handling such issues. If you don’t have the manual book, consider using search engines such as Google. Moreover, you may consider seeking help from a professional plumber if the problem persists.

Related Posts: Samsung refrigerator fan making noise-how to fix.

Leave a Comment