The access to Tesla's network gives GM customers access to more than 231,800 public Level 2 and DC fast chargers in North America.

General Motors Co.’s electric vehicle customers are getting access Tesla Inc. Superchargers starting this month, following an agreement struck last year between Chief Executive Officers Mary Barra and Elon Musk.

GM says it’s ready to start selling power adapters compatible with Tesla, more than a year after it announced plans to adopt the related charging standard.