The Federal Trade Commission alleges that GM and OnStar — GM’s subscription-based in-vehicle safety and security system — collected, used, and sold drivers’ precise geolocation data and driving behavior information from millions of vehicles without adequately notifying consumers and obtaining their consent.

General Motors and its subsidiary OnStar agreed to a settlement that prohibits them from sharing driver location and behavior data with third parties, the Federal Trade Commission announced yesterday.

The FTC has reached a proposed settlement with GM, prohibiting the automaker from sharing customer geolocation and driving behavior data.