Parts for DU1148XTPQB — Dishwasher
We found 11 parts confirmed to fit the Dishwasher DU1148XTPQB.
Same parts list as DU1148XTPBB (Dishwasher). DU1148XTPQB shares an identical confirmed parts list with DU1148XTPBB (Dishwasher). That page is the canonical version of this parts list — use it if you want the primary reference, or stay here since the list below is exactly the same for DU1148XTPQB.
Compatibility table
| Part # | Part | Also fits | Reference price |
|---|---|---|---|
| 8563007 | Dishwasher Heating Element | 290 models | — |
| 8534942 | Dishwasher Pump Motor | 749 models | — |
| 8534941 | Motor | 827 models | — |
| 8565920 | Stop | 1,019 models | — |
| 8268888 | Dishwasher Door Seal | 1,120 models | — |
| 661662 | Dishwasher Drain Pump | 1,127 models | — |
| W10137608 | Dishwasher Drain Hose | 1,324 models | — |
| 661663 | Fuse | 2,067 models | — |
| 661566 | Dishwasher Thermostat | 3,785 models | — |
| 4396277 | BARRIER | 4,961 models | $22.17–$27.36 |
| 8269144 | Dishwasher Drain Hose | 5,275 models | — |
Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.
Common failure areas on this model
The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.
Heat control (thermostats, fuses, heating element)
Symptom: Dishes don't dry at the end of the cycle, or a heated-dry setting doesn't seem to do anything.
Check: With the dishwasher unplugged, check continuity across the heating element or thermostat with a multimeter -- no continuity means it has failed.
Parts in this group on DU1148XTPQB: 8563007 (Dishwasher Heating Element), 661566 (Dishwasher Thermostat).
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Parts in this group on DU1148XTPQB: 8534942 (Dishwasher Pump Motor), 8534941 (Motor), 8565920 (Stop), 661663 (Fuse), 4396277 (BARRIER).
Door and drum seals
Symptom: Water leaking out from around the door during or after a cycle.
Check: Check the door gasket for tears, flattening, or a section pulled loose from its channel, and confirm it seats evenly all the way around when the door is closed.
Parts in this group on DU1148XTPQB: 8268888 (Dishwasher Door Seal).
Water inlet and drainage
Symptom: The dishwasher won't fill, or dishes come out with standing water still in the tub bottom after the cycle ends.
Check: Check the inlet valve's screen filter for sediment, and check the drain pump and drain hose for a clog or a jammed object -- a piece of broken glass or a bottle cap is a common culprit.
Parts in this group on DU1148XTPQB: 661662 (Dishwasher Drain Pump), W10137608 (Dishwasher Drain Hose), 8269144 (Dishwasher Drain Hose).
Before you buy
Match DU1148XTPQB exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.
How to confirm this is your model
On most dishwashers, the model and serial plate sits on the edge of the door or the tub rim. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.
Other dishwasher models
These model numbers sort close to this one in the catalog for the same appliance type. The brand is not confirmed to match, but the model number range is close.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.