Stealth mode for vehicles

A non-transitory computer-readable medium embodying instructions that, when executed by one or more processors of a vehicle controller, cause the controller to:

• store privacy settings specifying a plurality of data privacy protections to apply to vehicle communications over a network when the vehicle is in a stealth mode but not when the vehicle is in a normal mode;
• transition a telematics control unit of the vehicle from the normal mode to the stealth mode responsive to vehicle entry to a predefined geofence area;
• transition the telematics control unit from the stealth mode to the normal mode responsive to vehicle exit from the geofence area;
• transition the telematics control unit from the normal mode to the stealth mode responsive to connection of the vehicle to the network via a service provider other than a carrier to which the vehicle is subscribed for network service;
• and
• transition the telematics control unit from the stealth mode to the normal mode responsive to connection of the vehicle to the carrier to which the vehicle is subscribed for network service.