General Motors Activated Digital Key Feature
Owners of select Cadillac, Chevrolet, and GMC models can now lock, unlock, and drive vehicles using a smartphone.
Updated on Sept. 24, 2026 in Electric Vehicles
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General Motors has officially enabled digital key functionality across select electric and combustion-powered models. This technology allows users to operate their vehicles and share access with up to seven other devices.
Why it matters
The feature provides a convenient way for families to manage vehicle access without relying on physical key fobs. By using encrypted, proximity-based authentication, the system aims to streamline daily logistics for household drivers.
The system allows users to share digital keys with up to seven devices, an increase over standard physical fob access. This feature is being rolled out to select models throughout late 2026.
The players
General Motors
An automotive manufacturer that produces a wide range of vehicles and maintains the OnStar connected-service platform.
The details
To activate the system, users must be inside their OnStar-connected vehicle with the physical fob present and follow the prompts in the official mobile app. The technology utilizes proximity-based, encrypted authentication to securely verify the device before allowing ignition. It adheres to the established Car Connectivity Consortium standard for interoperability across Apple, Google, and Samsung devices.
Timeline
September through October 2026 marks the activation window for the first group of vehicles.
December 2026 is the scheduled release month for additional Cadillac, Chevrolet, and GMC models.
The Home Front
This rollout follows the broader automotive industry trend of integrating smartphone-based credentialing to replace physical hardware. It aligns with the Car Connectivity Consortium standard, which promotes standardized digital security protocols across different vehicle brands.
Check your specific model documentation to see if your vehicle is included in the current rollout schedule. If eligible, ensure your mobile device is compatible with the latest app requirements and keep your physical fob with you during the initial setup process.
The takeaway
Digital keys simplify household car-sharing by allowing multiple drivers to access the vehicle via their own phones. Confirm your vehicle's eligibility status by checking the manufacturer app for available software updates.
Further reading
For more on how new tech is changing the ownership experience, see our coverage of Electric Vehicles.
Source note: This article includes information reported by GM Authority.
Live Poll
Do you trust digital car keys to be as secure as traditional physical key fobs?
