06-14-2022 12:01 PM
No. Once the 2G network sunsets, the three-button interface in your vehicle will be deactivated.
10-29-2022 02:14 AM
In fact, the green light has already gone off in my vehicle, meaning there is no 2G cellular access in my area. Once the green light goes off, you no longer have a network connection to access OnStar through the vehicle interface.