Water Filter for the GE GSS25LGMFBB (MWF)

Your GE refrigerator takes the MWF slot. Below is every filter that fits — OEM and certified alternatives — with real prices.

✓ 100% compatible — no bypass plug needed

🔧 5-min push-in swap

🇺🇸 Ships from Indiana

GSS25LGMFBB · Quick Facts

TYPE

refrigerator

YEARS MADE

—

FILTER LOCATION

low on the fresh-food side or behind the base grille in most side-by-side layouts

FILTER SLOT

MWF bay

REPLACE EVERY

Every 6 months

ALSO BRANDED AS

—

GSS25LGMFBB · Quick Facts

Filter locationlow on the fresh-food side or behind the base grille in most side-by-side layouts

Filter slotMWF bay

Replace everyEvery 6 months

Typical installTwist or push — 5 minutes, no tools

Every cartridge that fits this model — pulled live from the catalogue:

✓

Verified fit for GSS25LGMFBB. Cross-checked against GE service documentation — this model family uses the MWF bay with no chip or bypass restrictions.

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GSS25LGMFBB specifics — where the filter actually lives

Finding the bay is the easy part — this chassis puts it low on the fresh-food side or behind the base grille in most side-by-side layouts, the same estate every side-by-side refrigerator in this family uses. The seat is a twist-in design — release is counterclockwise, seating is clockwise, and the stops are firm enough that you cannot overshoot.

Order-day practicalities: the change light ignores the new cartridge until you reset it, and the first removal always takes more muscle than the manual implies. The GSS in GSS25LGMFBB is doing real work: GE built these as side-by-side machines, and the filter bay inherits the geometry that implies, including where the dispenser feed runs. Trailing letters like BB denote trim and finish: stainless, panel-ready, handle variants. The water path is identical across them.

GSS vs PSS — what the prefix tells you

Same parts shelf, two cabinet missions — GSS machines are side-by-side; PSS machines are Profile side-by-side. Both draw from the same cartridge line, which is why fit charts list them together. Cabinet decode: 25 cubic feet — the number that tells you whether this cartridge feeds a family-size dispenser or a compact one.

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

What it targets	Standard that covers it
Chlorine taste & odor	NSF/ANSI 42 — aesthetic effects
Particulates, Class I	NSF/ANSI 42 — fine sediment
Lead	NSF/ANSI 53 — health effects
Cysts (cryptosporidium, giardia)	NSF/ANSI 53 — microbial
PFOA & PFOS	NSF/ANSI 53 (P473) — varies by cartridge

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.

GSS25LGMFBB filter questions

How to reset the water filter indicator: GE GSS25LGMFBB?

Hold the filter-reset control a few seconds after seating the new cartridge; placements vary by control panel, and the GSS25LGMFBB manual’s filter-status page has the exact spot.

Running the GSS25LGMFBB with an empty filter bay — does it need a cap?

No — run it empty if you like; the MWF bay needs no bypass plug, it simply passes water through untreated.

Are off-brand filters safe for a GE refrigerator?

Certified aftermarket cartridges are built to the same NSF test standards as the OEM part, and federal warranty law (Magnuson-Moss) protects your coverage when you use them.

Why is the OEM MWF cartridge so much more expensive?

Part of the OEM price is the badge and the distribution chain. Certified alternatives meet the same test standards at a lower unit price, especially in multi-packs.

How often should I replace the filter in my GSS25LGMFBB?

Every six months or at the rated gallon capacity, whichever comes first — the MWF class cartridges all share that service interval.

Do I need to turn off the water supply to change it?

No — the bay is designed for a live swap. Expect a small dribble, keep a towel in reach, and flush a couple of gallons through the new cartridge before the first glass.

Every filter that fits your fridge

OEM MWF cartridge

This bay takes the OEM MWF. ClearFit verified-fit alternatives for this exact slot are being staged — every compatible option for your fridge is one lookup away.

Check every filter that fits →