LG WM3670HWA door does not open when the cycle pauses or finishes
Cause 1 of 2The tub is too hot. A safety lock keeps the door shut to prevent burns. Source: Troubleshooting: Before Calling for Service, p. 37
First checkLeave the door closed and wait until the door lock icon goes out.
Causes and checks
The tub is too hot. A safety lock keeps the door shut to prevent burns. Source: Troubleshooting: Before Calling for Service, p. 37
- Leave the door closed and wait until the door lock icon goes out.
The water level in the washer is high. Source: Troubleshooting: Before Calling for Service, p. 37
- Let the cycle finish, or press Spin to drain.
All 2 causes checked. Contact LG Customer Information Center: 1-800-243-0000.
Service
If the checks above do not clear it, contact LG Customer Information Center: 1-800-243-0000, lg.com/us/support. United States (Canada: 1-888-542-2623). Source: Using Smart Diagnosis, p. 38
Other WM3670HWA problems
- Washer does not turn on2 causes in the manual. First: the plug is not in properly.
- Washer vibrates, thumps or is noisy4 causes in the manual. First: the shipping bolts are still fitted.
- Washer smells musty or moldy3 causes in the manual. First: detergent residue and dirt build up in the tub, on the door gasket or in the drain pump filter.
- Water leaks around the washer2 causes in the manual. First: A faucet or water line leaks or is loosely connected.
- Banging noise when the washer fills2 causes in the manual. First: plumbing in the home moves or flexes when the water valves in the washer shut off. This is not caused by a defect in the washer.
Sources
- Owner's Manual, Washing Machine WM3670H*A. LG Electronics Inc. Document MFL68639738, revision ver.081KCH/BB, 89 pages, en-US. gscs-b2c.lge.com. Listed on the manufacturer's support page. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.