VNCI MDI2 GM Diagnostic & Programming Tool + Driver Download

VNCI MDI2 — GM / Cadillac / Chevrolet / Buick Diagnostic Interface

The VNCI MDI2 is a professional diagnostic interface for General Motors vehicles including Cadillac, Chevrolet, Buick, and GM models. Fully compatible with the latest original GM software drivers, it operates on a true plug-and-play basis without requiring any third-party patches — serving as a direct replacement for the original GM MDI2 interface at a fraction of the cost.

Matching the original MDI2 in processing speed, security, and programming performance, the VNCI MDI2 supports GM's Global A and Global B platform vehicle series for diagnosing and programming automotive electronics and control systems via PC-based software.

Supported Diagnostic Systems

 Compatible with RDS, GDS2, Data Bus Diagnostic Tool (CAN Bus Analyzer), and Tech2Win. Also supports TIS2Web-SPS Pass-Thru offline programming for Global A platform models, as well as Global DPS and Pan-Asian DPS offline programming.

Key Advantage — GM Online Techline Connect (TLC)

The VNCI MDI2 supports the latest GM Online Techline Connect (TLC) software and CAN FD protocol modules for diagnosis and programming. It is fully SAE J2534 Pass-Thru compliant, enabling GM PC-based diagnostics and reprogramming of flash calibration files for on-board controllers including PCM, ABS, VTD, and additional modules.

Product Details

• Product Number: MK25348
• Weight: 230g

VNCI MDI2 Key Advantages

• Full CAN FD and DoIP communication support
• True plug-and-play operation — no file modifications or third-party software required
• Compatible with TLC online software and fully synchronized with the latest original GM drivers
• Simulates original hardware without hardware verification concerns
• Supports B platform offline programming with decryption of 27 security check algorithms
• Free registration for GDS, DPS, and Tech2Win software
• Faster and more secure performance compared to alternative solutions

VNCI MDI2 Connection Modes

• USB Connection — Direct connection via USB cable
• AP (Access Point) Mode — Point-to-point wireless connection between the computer and VNCI MDI2, similar to Bluetooth pairing
• Station Mode (WLAN) — Connects the VNCI MDI2 and computer to the same local area network for wireless communication

VNCI MDI2 Features

• Supports GMC, Chevrolet, Buick, Cadillac, and Opel models from 1996 to present
• Supports SAE J2534 Pass-Thru, CAN FD, DoIP, UART, Class2, KWP2000, and GMLAN (CAN) protocols
• Supports key matching, offline and online module programming, and full diagnostics
• Supports CAN FD / DoIP module diagnosis and programming
• Compatible with GM Global A and Global B platform vehicle series
• Supports TIS2WEB-SPS Pass-Thru programming with full MDI generation function compatibility

VNCI MDI2 Three Connection Modes

• USB Connection Mode — Direct connection via USB cable
• AP Connection Mode (Wi-Fi Direct) — Connects to a computer via the VNCI MDI2 built-in Wi-Fi, similar to a Bluetooth connection
• Station Connection Mode (WLAN) — Connects both the VNCI MDI2 device and the computer to the same local area network

AP connection mode and Station connection mode can be switched directly using the device button.