GM Car Key Support Found in New Code
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Apple Expands Digital Car Key Access to general Motors and More
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Apple’s digital car key feature, initially announced at WWDC, is gaining momentum with the addition of General Motors and several other automakers, promising a more seamless and secure vehicle access experiance.
What is Apple’s Digital Car Key?
Apple’s Digital Car Key, introduced in 2020 with the iPhone and Apple Watch, allows users to unlock, start, and share digital car keys via their Apple devices. The feature utilizes Near Field Communication (NFC) and Ultra-Wideband (UWB) technology for secure and keyless access. Apple Support details the technology and compatible devices.
Expanding Automaker Support
During this year’s WWDC, Apple confirmed that 13 new automakers had committed to adopting the Apple Wallet car key feature. Now, it appears several are nearing implementation. recent backend updates indicate support for General Motors vehicles is now active.
As MacRumors reported on October 14, 2025, Apple has added backend car key support for select General Motors vehicles.
“Car key support for select General Motors vehicles could be added soon, according to code discovered by developer @wxsmile.”
Beyond GM, other automakers reportedly close to launching support include Hyundai, Kia, and Genesis. The full list of 13 automakers announced at WWDC includes:
- BMW
- Ford
- Honda
- Hyundai
- Kia
- Land Rover
- Lucid
- Mercedes-Benz
- Rivian
- Tesla
- Volkswagen
- Genesis
- Polestar
How it Works: NFC and UWB Technology
The Digital Car Key leverages two primary technologies:
| Technology | Function | Requirements |
|---|---|---|
| NFC (Near Field Communication) | Unlocking doors by tapping iPhone or Apple Watch near the door handle. | Compatible door handle and iPhone/Apple Watch. |
| UWB (Ultra-Wideband) | Keyless starting and more precise unlocking. | Compatible vehicle and iPhone 11 or later. |
UWB offers enhanced security and precision compared to NFC, allowing for more reliable keyless operation. The feature also allows for secure key sharing with family members or trusted individuals via iMessage.
Security Considerations
Apple emphasizes the security of its Digital Car Key system. Keys are stored in the Secure Enclave on Apple devices, and encryption protocols protect against unauthorized access. The system also allows users to revoke access to shared keys remotely,adding an extra layer of security.