Water filter
Makers suggest a new water filter about every six months.
Pureair ultra ii air filter
Filters clog with use. The manual lists how often to change it.
Temperature sensor
Senses temperature so the fridge cycles on and off.
Pc board
A dead display or random faults can come from the control board.
Fan assembly
Replaces 242119403
A stopped fan means warm sections and frost on the coils.
1Water filterEPTWFU01
2Air filterPAULTRA2
3Sensor5303918775
4Pc board5304519115Part numbers come from the Sears PartsDirect parts list for the Frigidaire GRQC2255AF0 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Inside the fresh food section, on a side wall or the ceiling near the light. Some models: behind the kick plate at the bottom.