Boeing resumes 737 MAX deliveries following electrical issue -source Reuters | May 19, 2021 11:13 PM EDT A Boeing 737 MAX airplane lands after a test flight at Boeing Field in Seattle, Washington, (Photo : REUTERS/Karen Ducey/File Photo/File Photo) Boeing Co resumed deliveries of its best-selling 737 MAX on Wednesday, following approval of a fix for an electrical grounding issue that sidelined dozens of jets, a person familiar with the matter told Reuters. Reuters reported on April 16 that Boeing stopped delivering its cash cow single-aisle 737 MAX after the electrical grounding problem - months after the plane returned to service following a lengthy safety ban due to fatal crashes.