MDI-2 (Multiple Diagnostic Interface 2) interface for all General Motors vehicles (Chevrolet, Opel/Vauxhall, Buick, Cadillac, GMC), compatible with GDS2 and Tech2Win.
The MDI-2 is GM's official 2nd generation interface, succeeding the MDI. It offers integrated Wi-Fi connectivity and supports CAN Bus, GMLAN, and LIN Bus protocols of modern GM architectures for manufacturer-level diagnostics and programming. ECU programming requires GDS2 with an active SPS subscription.
Manufacturer-specific interface, offering superior compatibility and reliability compared to multi-brand tools.
Package contents
- 1 x MDI-2 GM Interface
- 1 x OBD-II Cable
Warranty
Product guaranteed for 1 year, covers manufacturing and delivery defects.
Connection type
| Vehicle interface | Standard 16-pin OBD-II |
| Computer interface | USB / Wi-Fi |
| Type | MDI-2 active interface |
Supported protocols
| CAN Bus | ISO 15765 |
| GMLAN | General Motors Local Area Network |
| LIN Bus | GM Auxiliary Modules |
| K-Line / J1850 | Older GM Models |
Required adapters
No adapters required. OBD-II cable included.
Compatible vehicles
- Chevrolet Camaro, Corvette, Malibu, Equinox, Trax, Blazer, Silverado, Suburban, Tahoe
- Opel / Vauxhall Astra, Corsa, Insignia, Mokka, Grandland, Zafira
- Buick, Cadillac, GMC (all OBD-II ranges)
- All General Motors OBD-II vehicles, 1996 to present
Check compatibility with your vehicle via the configurator.
Available operations
- Read and clear fault codes on all ECUs
- Read real-time data
- Coding and parameterization of modules
- ECU programming and flashing (GDS2)
- GM specific resets
Compatible software
- GDS2 (Global Diagnostic System 2): official GM diagnostics
- Tech2Win: Tech2 emulation for older models
Software is not included at the time of purchase but can be downloaded for free via the links in the software section.