Circuit/System Description
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
The WiFi hardware is internal to the Remote Radio Receiver. The Wi-Fi or WLAN antenna is called the Wireless Communication Antenna which is connected to the Remote Radio Receiver via a coax cable. Wi-Fi expands the abilities of the vehicle as described below:
- Connect to home Wi-Fi to update software
- When used with OnStar 4G LTE service, it provides internet access to devices in the vehicle when connected to the Hotspot
- Enables in-vehicle networking between passengers' devices, like a home Wi-Fi network
- Allows remote access to external connected device application data for vehicle internet application use