The Dishwasher Sump is an OEM part for GE dishwashers. This part is located at the bottom of the dishwasher and serves as a central hub where water is collected and recirculated during the wash and rinse cycles. The sump houses the dishwasher's pump and filter assembly.   Causes of damage to the dishwasher sump can include the accumulation of hard food particles or foreign objects that can lead to blockages or damage to the sump's structure. Symptoms of a bad Dishwasher Sump include: Poor cleaning performance  Water not draining correctly or completely Unusual noises during operation  Leakage from the bottom of the dishwasher  This OEM GE part is also compatible with Hotpoint, RCA, and some Kenmore models.Part Number WD18X10026 (AP3728341) replaces 1088559, AH959014, EA959014, PS959014.