Water Filter for the GE PFSS2MJYISS (MWF)

PFSS2MJYISS specifics — where the filter actually lives

On the PFSS2MJYISS, the cartridge high on the fresh-food side in most French-door layouts — upper back or left wall, a deliberate placement that keeps the swap away from the door seals and drawer rails. This is a twist-style bay, the friendlier design: release is counterclockwise, seating is clockwise, and the stops are firm enough that you cannot overshoot.

Field notes: run the first gallon or two through a fresh cartridge before drinking — carbon fines are normal — and reset the indicator so the countdown matches reality. PFS reads as a chassis statement rather than a trim code: it usually places the machine in the Profile French-door family, a strong hint at the cartridge line, the reset behavior, and the service documentation worth consulting. Trim code SS: cosmetic variants of one chassis, one cartridge family.

PFS vs PSK — what the prefix tells you

Two prefixes, two missions: The Profile French-door/Profile side-by-side split tracks the PFS/PSK prefixes — cartridge fit follows the water path, not the label on the door. What pins the parts choice down is the media line: the MWF line — which is why fit listings key on chassis rather than door style.

Swap it in 5 minutes

• Twist the old cartridge a quarter turn counterclockwise and pull it straight down — keep a towel in reach for the dribble.
• Fill the new cartridge with cold tap water so the chamber is not fighting an air pocket.
• Offer the new cartridge to the bay, push up, and twist a quarter turn clockwise until the stop catches.
• Run two gallons through the dispenser to flush carbon fines, then hold the filter-reset control until the status light clears.

What this filter takes out of your water

Coverage above lists what the standard addresses, not a performance claim for any specific cartridge — removal claims vary by certificate, so check the NSF listing for the exact part number you are buying.

PFSS2MJYISS filter questions