High-pitched whistling or whooshing noise from inside the cabinet.

Safety: Unplug before removing interior panels.

Steps:

• Check loading: Ensure food packages are not pressed against rear or top vents.
• Inspect fan area: Remove the freezer rear panel and check for ice around the fan. Defrost if necessary.
• Damper check: Inspect the air damper in the fridge compartment for obstructions or partial closure. Clear any debris.
• Reassemble and test: After clearing obstructions and defrosting, reassemble and listen for improvement.