Introduction
Modern vehicles are no longer just mechanical machines. Many cars now operate as connected digital platforms, equipped with sensors, internet connectivity, and software systems that constantly collect and process data.
Features such as navigation systems, voice assistants, smartphone integration, and remote vehicle apps make driving more convenient. However, these technologies also allow cars to collect large amounts of information about drivers and passengers.
Privacy experts increasingly warn that connected vehicles may gather more data than many people realize, sometimes rivaling or even exceeding the data collected by smartphones.
Understanding what data vehicles collect—and how it may be used—is becoming an important part of digital privacy.
What Data Connected Cars Collect
Modern vehicles rely on multiple sensors and software systems to operate efficiently and deliver connected services. These systems often collect detailed information about the vehicle and its driver.
Location Data
Navigation systems and telematics services frequently track vehicle location.
Location data may include:
- Real-time GPS location
- Trip history
- Frequently visited locations
- Parking locations
- Route preferences
This information can help drivers with navigation and roadside assistance services. However, it can also reveal travel patterns and daily routines.
Driving Behavior
Many connected vehicles monitor driving behavior to improve safety systems and vehicle performance.
Examples of monitored driving data include:
- Speed and acceleration
- Braking patterns
- Steering activity
- Fuel or energy consumption
- Cornering behavior
- Lane keeping performance
- Following distance
Some insurance companies offer usage-based insurance programs that rely on this type of data to determine premiums.
Vehicle Diagnostics
Modern cars continuously monitor mechanical and electronic systems.
Diagnostic data collected may include:
- Engine performance
- Battery status (for electric vehicles)
- Tire pressure
- Fluid levels
- Maintenance alerts
- System error codes
This information helps manufacturers and service centers maintain vehicle health.
Voice Commands
Voice assistants integrated into vehicles allow drivers to control navigation, media, and communication features.
These systems may record and process voice commands to interpret requests and improve performance.
Depending on the service provider, voice interactions may be processed in the cloud.
Infotainment System Activity
Modern infotainment systems allow drivers to connect smartphones, access music streaming services, and install vehicle apps.
These systems may collect information about:
- Media usage and preferences
- Connected devices (phones, tablets)
- Application activity
- User preferences and settings
- Search history
- Contacts (if synced)
This data helps personalize the driving experience but can also contribute to broader data collection.
Biometric Data
Some newer vehicles include driver monitoring systems that track:
- Eye movement and gaze
- Facial recognition for driver profiles
- Heart rate (through steering wheel sensors)
- Driver attention levels
These features aim to improve safety but raise additional privacy considerations.
In-Cabin Cameras and Audio
Some vehicles include interior cameras and microphones for features like:
- Video calls (when parked)
- Driver monitoring
- Security recording
- Voice assistant activation
The presence of these sensors means vehicles may capture audio or video from inside the cabin.
The Scale of Connected Vehicle Data
Modern vehicles can generate up to 25 gigabytes of data per hour from their various sensors and systems.
Over a year of typical driving, a single vehicle may produce:
- Terabytes of sensor data
- Thousands of location points
- Hundreds of hours of driving behavior information
- Extensive infotainment usage logs
This data volume rivals or exceeds what many smartphones generate.
Who Receives Vehicle Data
Data collected by connected vehicles may be shared with multiple organizations involved in vehicle services.
Vehicle Manufacturers
Automakers collect vehicle data to:
- Improve product design and engineering
- Monitor vehicle performance in real-world conditions
- Provide connected services (navigation, remote apps)
- Diagnose issues and notify drivers
- Develop future vehicle features
- Comply with regulatory requirements
Manufacturers may also use aggregated data to analyze how vehicles are used across their customer base.
Dealerships and Service Centers
When vehicles are serviced, diagnostic data may be accessed by technicians to identify and address issues.
Insurance Companies
Some insurance programs offer discounts based on driving behavior data.
These programs rely on telematics systems that monitor how safely a driver operates the vehicle.
While these programs can reduce insurance costs, they also involve sharing driving data with insurers.
Third-Party Analytics Firms
Some connected vehicle platforms work with external service providers that analyze data for:
- Marketing insights
- Traffic analysis and planning
- Product development
- Research studies
- Advertising targeting
These third-party partnerships can expand the number of organizations that have access to vehicle data.
Data Brokers
In some cases, vehicle data may be sold or licensed to data broker companies that compile and sell consumer information.
This practice has raised concerns among privacy advocates.
Government Agencies
Law enforcement may request vehicle data through legal processes such as warrants or subpoenas.
Event Data Recorders (EDRs) in vehicles can also provide information about what happened before, during, and after a crash.
Real Privacy Concerns Around Connected Cars
Consumer privacy organizations have raised concerns about how vehicle data may be collected, stored, and shared.
Sensitive Pattern Revelation
Because vehicles can record location history and driving behavior, the data may reveal sensitive personal patterns.
For example, travel data could potentially show:
- Daily commute routes
- Frequently visited locations (home, work, medical facilities)
- Travel times and schedules
- Places of worship
- Social connections and visits
- Vacation destinations
Lack of Transparency
Many drivers are unaware of how much information their vehicles collect.
Privacy settings may be buried in menus, and data sharing practices may be explained only in lengthy legal documents.
Data Retention Uncertainty
It is often unclear how long vehicle data is stored or what happens to it when a vehicle is sold or returned.
Secondary Use
Data collected for one purpose (such as improving navigation) may be used for other purposes (such as marketing or advertising) without the driver’s knowledge.
Security Vulnerabilities
Connected vehicles represent potential targets for cyberattacks. If vehicle data systems are compromised, sensitive information could be exposed.
Why Connected Vehicle Privacy Matters
Connected vehicle data can be valuable for improving safety, vehicle performance, and transportation systems.
However, the same data can also create privacy risks if it is collected without clear transparency or shared beyond the driver’s expectations.
Unlike smartphones, which users frequently manage through settings and permissions, vehicle data systems may be less visible to drivers.
As cars become increasingly software-driven, privacy considerations are becoming an important part of automotive technology.
What Automakers Are Doing
Some automakers are taking steps to address privacy concerns.
Privacy Dashboards
Several manufacturers now provide online portals where vehicle owners can see what data is collected and adjust sharing preferences.
Opt-Out Options
Many connected services offer opt-out choices, allowing drivers to disable certain types of data collection.
Transparency Reports
Some companies publish reports explaining their data practices and how customer information is used.
Industry Standards
Automotive industry groups are working on standards for data privacy and security in connected vehicles.
How Drivers Can Protect Their Privacy
Drivers can take several steps to better manage the data collected by connected vehicles.
Review Vehicle Privacy Settings
Many modern vehicles include privacy controls in the infotainment system or companion mobile apps.
Drivers can review these settings to understand what data is collected and shared.
Where to look:
- Infotainment system settings menu
- Connected services section
- Companion mobile app
- Manufacturer’s online privacy portal
Disable Optional Data Sharing
Some connected vehicle services include optional data sharing programs.
If these features are not necessary, disabling them can reduce the amount of data transmitted from the vehicle.
Examples of optional sharing:
- Usage-based insurance programs
- Traffic data contributions
- Vehicle health reports
- Marketing communications
Limit App and Device Integrations
Connecting smartphones and installing third-party apps in vehicle systems may expand data collection.
Limiting unnecessary integrations can reduce potential exposure.
Consider:
- Only connecting devices when needed
- Reviewing app permissions before installation
- Disconnecting phones when not driving
Review Connected Services Agreements
When activating connected vehicle features, drivers may agree to terms explaining how data will be used.
Reviewing these agreements can provide greater awareness of how vehicle data is handled.
Look for:
- What data is collected
- How data is used
- Who data is shared with
- Retention periods
- Opt-out options
Consider Data Collection When Buying a Vehicle
Privacy practices vary among automakers and vehicle models.
When shopping for a vehicle, consider researching:
- What data different manufacturers collect
- Privacy features and controls available
- Company reputation for data protection
Factory Reset Before Selling
Before selling or trading a vehicle, perform a factory reset to remove personal data from the infotainment system.
This should:
- Delete saved contacts and destinations
- Remove paired phones
- Clear usage history
- Reset personalized settings
Keep Software Updated
Manufacturers release updates that may include privacy improvements and security fixes.
Ensuring vehicle software is current helps maintain protection.
Vehicle Privacy Checklist
Use this checklist to assess and improve your connected vehicle privacy:
- Review privacy settings in the infotainment system
- Check companion mobile app privacy controls
- Disable optional data sharing programs
- Review connected services agreements
- Understand what data your vehicle collects
- Limit unnecessary device integrations
- Perform factory reset before selling
- Keep vehicle software updated
- Research privacy practices before buying
- Monitor for privacy policy updates
The Future of Connected Vehicle Privacy
As vehicles become increasingly connected, regulators and industry groups are paying more attention to automotive data privacy.
Regulatory Developments
Governments in several regions are exploring regulations that address how connected vehicle data should be collected, stored, and shared.
Key areas of focus:
- Transparency requirements
- Consent mechanisms
- Data minimization principles
- Security standards
- Enforcement mechanisms
Industry Initiatives
Automakers are working to improve transparency and give drivers more control over their data.
Emerging practices:
- Standardized privacy dashboards
- Simplified consent options
- Enhanced security measures
- Industry-wide privacy principles
Technology Evolution
As vehicle technology advances, new privacy challenges and solutions will emerge.
Areas to watch:
- Autonomous vehicle data requirements
- Vehicle-to-everything (V2X) communication
- In-vehicle AI assistants
- Subscription-based features
- Cross-vehicle data sharing
Balancing Innovation and Privacy
Connected vehicles provide powerful features that improve safety, convenience, and driving experiences. However, the same technologies also allow cars to collect detailed information about drivers and their habits.
For many drivers, the extent of this data collection remains largely invisible.
The challenge for the automotive industry is to deliver innovative features while respecting driver privacy and providing meaningful control over personal data.
Conclusion
Modern vehicles collect vast amounts of data—often more than many people realize. From location tracking to driving behavior, voice commands to biometric information, connected cars are powerful data collection platforms.
While this data enables valuable features and services, it also creates privacy risks that drivers should understand.
By reviewing vehicle settings, limiting optional data sharing, and staying informed about automotive privacy practices, drivers can take steps to protect their personal information.
As automotive technology continues to advance, privacy awareness will become an increasingly important part of responsible vehicle ownership.
🚗 Take control of your vehicle’s privacy. Download our “Connected Vehicle Privacy Guide” with step-by-step instructions for major automakers.
Related Resources
Internal Cyvack Guides
- Your Phone Apps Are Selling Location Data — How Companies Track Your Movements
- Smart TVs Are Tracking What You Watch — The Privacy Issue Most Users Don’t Notice
- Data Broker Companies Are Selling Your Personal Information — Here’s How the Industry Works
- Your Phone’s Bluetooth Could Be Tracking You — The Hidden Privacy Risk Few Users Notice
- Your Browser Autofill Could Be Leaking Personal Data — The Hidden Security Risk Most Users Ignore
Automotive Privacy Resources
Consumer Guides
- Privacy4Cars Vehicle Privacy Tool
- Mozilla Foundation: Privacy Not Included – Cars
- Consumer Reports: Connected Car Privacy
- Electronic Frontier Foundation: Vehicle Privacy
Automaker Privacy Information
- Ford Privacy Center
- Toyota Privacy Policy
- Honda Privacy
- GM Privacy Statement
- Tesla Privacy
- BMW Privacy
- Mercedes-Benz Privacy
Research and Reports
Academic Studies
- Connected Vehicle Data Collection Research
- Automotive Privacy Survey Results
- Telematics Data Usage Studies
- Consumer Awareness Research
Industry Analysis
- J.D. Power Connected Vehicle Studies
- Gartner Automotive Tech Reports
- Auto Industry Data Privacy Surveys
- Telematics Market Analysis
Regulatory Information
Government Resources
- FTC: Connected Cars and Privacy
- NHTSA: Vehicle Cybersecurity
- California Privacy Protection Agency
- EU Data Protection in Vehicles
Industry Standards
- ISO/SAE 21434 Automotive Cybersecurity
- Automotive Information Sharing and Analysis Center (Auto-ISAC)
- Alliance for Automotive Innovation Privacy Principles
Technical Information
Vehicle Data Systems
- How Event Data Recorders Work
- Telematics Control Units Explained
- Infotainment System Architecture
- V2X Communication Technology
Security Considerations
- Automotive Cyber Threats
- Vehicle Data Encryption
- Secure Over-the-Air Updates
- In-Vehicle Network Security
Frequently Asked Questions
Q: Does my car really collect more data than my phone?
Many modern vehicles generate massive amounts of data from multiple sensors, often exceeding the data collection of typical smartphones.
Q: Can I opt out of all data collection?
Some data collection is necessary for basic vehicle operation and safety features. However, many optional services can be disabled.
Q: Who owns my vehicle data?
This varies by manufacturer and jurisdiction. Generally, the data is owned by the vehicle owner, but terms of service may grant manufacturers rights to use certain data.
Q: Is my location data being sold?
Some manufacturers may share or sell anonymized location data with third parties. Privacy policies should disclose these practices.
Q: Can insurance companies access my driving data without permission?
Generally, insurers can only access driving data through voluntary programs where you explicitly enroll and consent.
Q: What happens to my data when I sell my car?
Personal data should be removed by performing a factory reset. However, data already shared with manufacturers may remain in their systems.
Q: Do electric vehicles collect different data than gas cars?
EVs typically collect additional data about battery performance, charging habits, and energy consumption.
Q: Can law enforcement access my vehicle data?
In many jurisdictions, law enforcement can request vehicle data through warrants or subpoenas, similar to other electronic devices.
Glossary of Terms
- Connected Vehicle: Vehicle with internet connectivity and networked systems
- Telematics: Technology that sends, receives, and stores vehicle data
- Event Data Recorder (EDR): Device that records vehicle information before, during, and after a crash
- V2X (Vehicle-to-Everything): Communication between vehicles and infrastructure
- Infotainment: In-vehicle information and entertainment systems
- CAN Bus: Controller Area Network that allows vehicle components to communicate
- OBD-II: On-Board Diagnostics port used for vehicle monitoring
- Geofencing: Virtual boundary that triggers actions when crossed
- Data Broker: Company that collects and sells consumer data
Privacy Tips by Vehicle Brand
While specific settings vary by make and model, these general tips apply:
For most vehicles:
- Check the infotainment settings menu
- Look for “Privacy,” “Data Sharing,” or “Connected Services”
- Review companion mobile app settings
- Visit manufacturer’s privacy portal online
- Contact customer support with questions
