OBD2 Flash Tuning Interface Read & Write Instructions (PC Version)This is the step-by-step instruction page for how to read and write utilizing the OBD2 tuning device, the VCM Editor, and your Windows 10 laptop.
![2017-2023 Duramax 6.6L L5P [HP Tuners Tuning]](https://attachments.gorgias.help/cdn-cgi/image/quality=75,width=3840/https://attachments.gorgias.help/vw7l/hc/kaog/l5p-4e183e8e-05f2-46c2-9a28-d6731a120be9.png)
