Description
As the automotive industry evolves, so do the complexities of GM vehicles. The GM MDI 2 (Multiple Diagnostic Interface 2), distributed by AutoExplain, is the official, professional tool you need to diagnose, program, and service GM vehicles—both new and old—with precision and efficiency.
What Is GM MDI 2?
The GM MDI 2 is an advanced diagnostic interface developed by General Motors. It allows technicians to:
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Read and clear fault codes across all ECUs
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Perform ECU software updates
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Program keys
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Activate components for live testing
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Conduct system relearning and resets
This tool is a must-have for any technician servicing Chevrolet, Cadillac, Buick, Opel, Daewoo, and even VinFast (Fadil).
Key Functions & Capabilities
Feature | Description |
---|---|
Auto VIN Detection | Instantly reads the VIN and identifies vehicle info |
Fault Code Reading & Clearing | Supports engine, ABS, airbag, transmission, and more |
Live Data Streaming | View real-time sensor data for accurate diagnosis |
Component Activation | Trigger fans, injectors, pumps, relays, and more |
ECU Flashing & Programming | Use Techline Connect or Tis2Web for online updates |
Key Programming | Program or relearn keys for enhanced security |
System Relearns & Maintenance Resets | Supports throttle, clutch, crank sensor relearning |
J2534 Protocol Support | Compatible with OEM software beyond GM |
Compatible Software
GM MDI 2 integrates seamlessly with official GM software:
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Techline Connect – The latest diagnostic platform from GM
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Tech2Win – Emulates legacy Tech2 tool for older vehicles
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Tis2Web-SPS – Used for online module programming
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DPS (Diagnostic Programming System) – Enables offline ECU flashing
Vehicle Coverage
Supports GM vehicles from 1996 to present, including:
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Chevrolet
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Cadillac
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Buick
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Opel
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Daewoo
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VinFast (Fadil)
From legacy models to the latest releases, MDI 2 is fully compatible.
Hardware Specifications
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Operating Voltage: 9 – 15V DC
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Operating Temp: -20°C to 70°C (-4°F to 158°F)
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Size: 150 x 200 x 150 mm
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Protocols: CAN, K-Line, L-Line, SAE-J1708, UART, RS-232C
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Connection: USB – fast and stable communication
Included in the Package:
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GM MDI 2 Main Unit
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OBD2 Main Cable
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USB A to NO Cable
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Shockproof Carrying Case
Rugged, Workshop-Ready Design
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Durable Housing – Industrial-grade build with impact-resistant edges
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LED Status Indicators – Clearly shows operational status
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Portable & Lightweight – Ideal for mobile technicians and shop use
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Anti-Slip Rubber Corners – Added grip and drop protection
Why Choose GM MDI 2 from AutoExplain?
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100% Genuine GM tool
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Full support for online ECU programming via Tis2Web
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Backward compatibility to 1996 models
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Compatible with GM’s latest software ecosystem
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Stable and fast USB communication
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Affordable, professional-grade solution
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Lifetime technical support from AutoExplain
Order Now with AutoExplain
Upgrade your workshop with a genuine GM diagnostic tool that empowers your technicians to work faster, smarter, and more accurately.
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Fast nationwide shipping
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6-month hardware warranty
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Free remote installation and setup support
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