How to add a VIN license to your device.
1. With your hardware connected to the computer open EfiLive V8 Scan and Tune.
2. Select F7: Licenses on the left-hand side.
3. In the new window select F3: VINs on the left-hand side.
4. Copy the activation code emailed to you and paste it in the Activation Code box near the bottom of the window. (When doing this make sure the license number is set to the correct License number for the License you are adding.)
5. Click Activate Vin License to add that vin license to your device.
Once these steps are completed your new license has been added to your device and is set to go flash your vehicle.