WM3488HW is LG’s compact all-in-one washer/dryer at 2.3 cu. ft., built around the same single-drum, heat-pump mechanism as the rest of the WashCombo line. It shares its fault-code vocabulary and its most common complaint — gradually slowing dry performance from lint collecting in the internal condenser — with its close siblings WM3499HVA and WM3555HWA.
One quirk worth flagging specifically: LG’s own sitemap lists a WM3488HS variant filed under a plain “front-load washer” description rather than as a washer/dryer combo, even though it is the same all-in-one platform. Filing errors like that on a manufacturer’s own site are a reminder to confirm what a machine actually is from its rating plate and drum configuration, not just from whatever category a page happened to be listed under.
Key Features
- 2.3 cu. ft. compact all-in-one washer/dryer
- Heat-pump ventless drying in the wash drum
- TurboWash cycle-time reduction
- 24-inch-class compact footprint
Most Common Issues on This Model
dHE heat-pump dry fault
OE drain fault
UE unbalance fault more noticeable on the compact drum
Condenser lint buildup slowing the dry cycle