Tesla also had a 48 percent share of all EV registrations for the month, down from 56 percent at the same time last year as EV competition grows. EV registrations overall in July

General Motors Co. said Wednesday it will offer access to more than 17,800 Tesla Inc. superchargers through a $225 NACS DC adapter that it has approved for use with its electric vehicles (EVs). The move is part of an effort by the auto giant to provide access to more than 231,

General Motors is only the third company to get access to Tesla's vast Supercharger network since a flood of announcements gave way to slow adoption.