The GE grille vent is an OEM replacement part responsible for allowing airflow and ventilation in the microwave. The grille vent is typically located on the front of the microwave, near the top, or on the sides. It serves as an outlet for heat and steam generated during cooking, helping to prevent the accumulation of excess moisture and maintaining proper airflow within the appliance. The GE grille vent can also be used on Hotpoint, RCA, and Kenmore/Sears appliances. Dimensions: Depth - 29.625  in Height - 2.25  in Width - 3.5  in This part fixes the following symptoms: Restricted airflow or poor ventilation inside the microwave Excessive heat buildup or overheating during cooking Steam or condensation remaining inside the microwave after use Visible damage, such as cracks, breaks, or warping, to the grille vent Inability to properly attach or secure the grille ventWB07X11009 (AP3993709) replaces 1262462, AH1480862, EA1480862, PS1480862.