2023.10 VXDIAG GM GDS2 software comes with bonus DPS (Development Programming Tool) 4.52 software.
The Development Programming System (DPS) application is a 32-bit Windows-based application used for the flash programming of General Motors electronic control units (ECU) and verification of Service Programming. DPS is a development tool intended for the GM engineering community and ECU suppliers. It is designed to interface with SAE J2534-compliant hardware interfaces during the communication process.
If you are looking for a pdf manual on how to use DPS, check here: DPS User Guide.
How to install GM DPS 4.52 software