This article is based on community‑sourced information from MHH AUTO and other diagnostic forums. The author and publisher assume no responsibility for any damage to hardware, vehicles, or data resulting from following these instructions. Always back up existing configurations before attempting any firmware update.
Delphi (now DT Technologies) diagnostic software is typically released in "Auto" (Cars) and "Truck" (Heavy Duty) versions. The version number indicates a software base released in October 2021 (Revision B). follows the naming convention: One reliable source mentioned
The software is versioned by year and release. follows the naming convention: Once the driver handshake is established
One reliable source mentioned in search results is the resource page, which lists the full package. let me know:
Connect your VCI device to your PC using a (do not use Bluetooth for firmware updates as a signal drop can brick the device).
: Always attempt the first vehicle connection via a physical USB cable. Once the driver handshake is established, you can pair the device via Bluetooth for wireless use. If you need help with this process, let me know: