Circuit/System Description
WARNING: This page is about a different car, the 2018 Chevrolet Bolt EV. However, it is still accessible from the selected car via links, so may be relevant.
For an overview of the component/system, refer to: Radio/Audio System Description and Operation
| Circuit | Description |
|---|---|
| Coax Cable | Cellular Phone Antenna Circuit |
| Component | Description |
|---|---|
| T2RR Antenna - Roof Rear | External GPS Antenna |
| K73 Telematics Communication Interface Control Module | OnStar provides subscription-based services for communications, security, hands-free calling, navigation, internet access, and remote diagnostics. |