To load a tune with a GTX to your vehicle do the following:
- From the Home screen on the GTX select the "Tune" icon
- Follow the on-screen prompts and turn the ignition to the "run" position
- Once it reads the vehicle and downloads any files needed it will pull up a list of any available custom tunes that you may have loaded
- Or you can continue with the preloaded tunes.
- Continue following the on-screen instructions to complete the download.