The Light Bulb is an OEM part for Whirlpool refrigerators. This part illuminates the water and ice dispenser area, providing visibility and ease of use, especially in low light conditions.  Over time, the light bulb can fail due to normal wear and tear, electrical surges, or damage from vibrations and impacts.  Symptoms of a bad light bulb include: The dispenser area not lighting up when activated Flickering or dim lighting The bulb failing to turn on consistently This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper and some Kenmore models.W10857122 (AP5999271) replaces 67001316, 0056324, 11367, 14203519, 14218606, 3-7100, 307100, 4378168, 60954, 63179-1, 63179-1A, 67001316A, 6S6, A0348401, A0365001, LT001, M0360001, M0360001Q, M036001, M3600-1, PS11731356, R0605087, SC-H6234, W10856862, Y0056324, Y307100, Y60954.