Whirlpool GU2400XTPS6 dishwasher Parts

To get your Whirlpool GU2400XTPS6 dishwasher to drain, start by using the built-in CANCEL/DRAIN function; it runs a drain for about 2 minutes when draining is needed. If water remains, clear the drain path (filter/sump area, hose, air gap or disposal connection).

Force a drain cycle (fastest first step)

• Press CANCEL/DRAIN once to start draining
• Let the full 2-minute drain complete
• To stop draining immediately, press CANCEL/DRAIN again
• After it drains, choose a cycle and press START/RESUME (door fully closed)

For the exact control behavior on this model, follow the owner's manual.

Clear the most common drain blockage points

• Remove standing water so you can see the sump area
• Clean debris from the filter/sump area (labels, glass, food)
• Check the drain hose for kinks, crushing, or a clog
• If connected to a garbage disposal, confirm the inlet knockout plug was removed
• If you have an air gap, clean it and confirm it is not blocked

Verify drain hose routing (prevents backflow)

The drain connection should be before the sink drain trap and the drain path should rise to at least 20 in. (50.8 cm) above the floor.

What to check	Correct setup	Why it matters
High loop or air gap	Rises to 20 in. above floor	Helps prevent sink water from flowing back
Hose condition	No kinks or crushed sections	Keeps drain flow strong
Connections	Tight clamps, no leaks	Prevents air leaks and slow draining

Routing details are shown in the installation guide.

When a part is likely needed

If the drain path is clear but draining is still weak or intermittent, a damaged or restricted hose is a common fix; replace the dishwasher drain hose 8269144A when it is split, soft, or clogged.

Why it matters

Standing water causes odors, redeposits soil on dishes, and strains the pump system.

You can order replacement parts for GU2400XTPS6 from the parts list for this model, or search by model number on Sears PartsDirect.

Last updated: February 2026

On your Whirlpool GU2400XTPS6 dishwasher, we read error codes by counting the repeating indicator light blinks in two groups: the first group is the function code, and the second group is the problem code. Match that two-number code to the chart in the GU2400XTPS6 owner's manual.

How to count the blinks (the reliable method)

• Watch the status light pattern and let it repeat at least twice.
• Count the first set of blinks; write it down as the function number.
• Pause; then count the second set of blinks; write it down as the problem number.
• Combine them as F# E# (example: F9 E2).
• Use the code chart to identify the likely failure area.

What the two numbers usually point to

Most Whirlpool dishwasher blink codes narrow the issue to a system, then a specific fault within that system.

Blink group	What it represents	What it helps you decide
1st number	Function code	Which system to focus on (wash, heat, drain, fill, control)
2nd number	Problem code	The specific fault in that system

What to do after you identify the code

Once you have the exact code, we use it to choose the fastest checks and the right part to inspect.

• Drain-related codes: check the drain path for kinks or clogs; inspect the dishwasher drain hose 8269144A.
• Fill-related codes: confirm the water supply valve is on; inspect the dishwasher water inlet valve WP8531669.
• Heating/drying-related codes: check for poor drying and cool water; inspect the dishwasher heater W10518394 and the dishwasher thermostat WP661566.
• Door/leak symptoms with codes: inspect the door sealing surfaces; check the dishwasher door seal W10542314.

Why it matters

Reading the blink pattern correctly prevents unnecessary part swaps. A single digit off can send you toward the wrong system (for example, chasing a pump issue when the real problem is heating or water fill).

You can order replacement parts for your Whirlpool GU2400XTPS6 from the parts list for this model, or search by model number on Sears PartsDirect.

Last updated: February 2026

The average lifespan of a Whirlpool dishwasher like model GU2400XTPS6 is 10 years with normal use and basic maintenance. Keeping filters clear, using the right detergent, and fixing small leaks early helps you reach that typical service life.

Typical lifespan and what affects it

Most dishwashers reach their expected life based on water quality, usage frequency, and whether heating and draining systems stay healthy.

• Hard water and heavy daily use shorten life
• Clogged drainage or poor drying strains the pump and heater
• Door leaks can damage wiring and the control area
• Overloading can reduce cleaning performance and wear racks/spray components
• Regular cleaning reduces odor, buildup, and repeat-wash cycles

Quick maintenance checklist (high impact)

Use these habits to keep GU2400XTPS6 running efficiently:

• Run hot water at the sink before starting a cycle
• Clean the bottom of the tub and filter area regularly
• Check the spray arms for blocked holes
• Use rinse aid and keep the cap sealed
• Inspect the door seal for tears, flattening, or gaps

For model-specific care and cycle guidance, follow the GU2400XTPS6 owner's manual.

Parts that commonly drive “end of life” symptoms

When a dishwasher stops heating, won’t drain, or starts leaking, these are frequent culprits:

Symptom	Common cause	Example part for GU2400XTPS6
Dishes not drying	Heater or thermostat issue	Dishwasher heater W10518394, dishwasher thermostat WP661566
Water left in tub	Drain restriction or pump issue	Dishwasher drain hose 8269144A
Leaks at the door	Worn door gasket	Dishwasher door seal W10542314

Why it matters

Knowing the 10-year average helps you decide whether to repair or replace. If your GU2400XTPS6 is near that age and needs multiple major parts (heater, pump motor, control), planning a repair budget up front prevents surprises.

Last updated: March 2026