GM is quietly becoming a subscriptions company

Mary Barra, GM's CEO, boasted major gains in the company's subscription base.

FREDERIC J. BROWN/AFP via Getty Images

• General Motors said its in-vehicle tech services generated nearly $2 billion last year.
• GM sells three main subscription products: safety features, in-car internet access, and hands-free driver assistance.
• GM told Business Insider it plans to add features through updates over time, reducing the need for new car parts.

General Motors has been...