LG WM3670HWA washer vibrates, thumps or is noisy
Cause 1 of 4The shipping bolts are still fitted. Source: Troubleshooting: Before Calling for Service, p. 36
First checkRemove the shipping bolts as the installation section of the manual describes.
Causes and checks
The shipping bolts are still fitted. Source: Troubleshooting: Before Calling for Service, p. 36
- Remove the shipping bolts as the installation section of the manual describes.
The load is out of balance or overloaded. Source: Troubleshooting: Before Calling for Service, p. 36
- Stop the cycle and rearrange the load.
The washer is not level, or the floor is not solid and level. Source: Troubleshooting: Before Calling for Service, p. 36
- Level the washer. See Level the washer.
Keys, coins or pins in the tub or the drain filter cause rattling. Source: Troubleshooting: Before Calling for Service, p. 36
- Stop the cycle and check the tub and the drain filter for foreign objects. See Clean the drain pump filter.
LG Customer Information Center If the noise continues, unplug the washer and contact LG service. Contact: 1-800-243-0000 or lg.com/us/support.
All 4 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
- Door does not open when the cycle pauses or finishes2 causes in the manual. First: the tub is too hot. A safety lock keeps the door shut to prevent burns.
- Washer does not turn on2 causes in the manual. First: the plug is not in properly.
- 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.