r/OnStar

OnStar is a GM service offering in-vehicle safety, security, and connectivity features. It provides emergency assistance, vehicle diagnostics, and remote access through a mobile app. Key features include automatic crash response, roadside help, stolen vehicle recovery, and turn-by-turn navigation. OnStar also offers a Wi-Fi hotspot and can remotely start, lock, or unlock the vehicle. Services are subscription-based and available in most GM vehicles.