GM Envolve drives growth as active OnStar fleet subscriptions surge over 50 percent in a year, hitting 1.6 million, by ...

General Motors unveils an OnStar testing facility for online services such as managing battery charging and for Volt engineers to gather performance data. Martin LaMonica is a senior writer covering ...

Buying a new car keeps getting more expensive by the day. But apparently not fast enough for General Motors, which hatched a scheme to squeeze another $1,000 in pure profit out of every single Buick, ...

General Motors is letting owners of the Chevrolet Volt control the electric car and monitor its battery charge level using a mobile application. GM unveiled the auto industry's first smartphone ...

Back in January, General Motors announced that OnStar would release a smartphone app to be used in conjunction with the 2011 Chevrolet Volt. The app allows owners to keep track of charge status, ...

Electric vehicles and plug-in hybrids like the 2011 Chevrolet Volt (and we’ll let you decide which of those two categories General Motors’ green halo car fits into…) promise to save drivers money on ...

Imagine buying a new GM truck or SUV and using an OnStar cabin temperature feature only to discover one day it is ...

General Motors Co.'s OnStar telematics unit is bringing Google mobile navigation technology into the car. Chevrolet Volt drivers whose smartphones use Google's Android operating system will be able to ...

DETROIT — General Motors is reorienting its OnStar business, using the brand name mainly to market safety and security services, while using its sprawling data collection and connectivity operations ...