OnStar Description and Operation: Notes
WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
This OnStar® system consists of the following components:
- Telematics communication interface control module
- OnStar® three button assembly
- Microphones
- Cellular antenna
- Navigation antenna
- Back up battery
- WiFi Support
- TTY (Teletypewriter)
- FOTA (Firmware Over The Air)
This system also interfaces with the factory installed vehicle audio system.