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GM MDI2 Diagnostic Software Tech2win and GDS2 Free Download

Jul 4, 2024

GM MDI2 is General Motors' second-generation multi-channel diagnostic tool interface. It is a tool used to diagnose and repair General Motors vehicles. It can communicate with the vehicle's electronic control unit (ECU) and read faults. code, monitor vehicle system parameters, perform programming and configuration, etc. 

The supporting diagnostic software includes tech2win 2.3361, tech2win 2.264, GDS 2, TLC-12, and North American TE2

GM MDI2 Diagnostic Software Tech2win and GDS2 Free Download Link:

GM MDI2 Diagnostic Software Free Download

GM Tech2win and gds2 can diagnose cars by offline, if you want to make sps, then it will need to be online.

What is GM MDI2 Diagnostic Software Tech2win?

Tech2Win is an emulator software for GM diagnostics, enabling the use of a J2534 pass-through as a Tech2 in GM vehicles.

What is GM MDI2 Diagnostic Software GDS2?

GDS2 is a PC-based application used with a GM MDI (or equivalent) to diagnose and repair automotive electronic systems on select 2010 to 2013 models and all 2014 and newer GM vehicles. It provides module, vehicle, and system diagnostics, DTC identification and data displays, control functions, configuration/reset options, and comprehensive DTC and ID information.

GM MDI2 Diagnostic Software GDS2 Functions:

*Read codes, code status, Freeze Frame data and Clear Codes.

* Read VIN, ECU part numbers and software numbers.
* Record, store and replay Stored data.
* Control and monitor Output Control functions.
* Configure and Reset functions.
* Record or display history of the previous vehicle diagnostic sessions.

GM MDI2 Diagnostic Software GDS2 Free Download Install Guide

1- Install GDS2Install then install GDS2JavaInstall

2- Put the zip file called deliverable GM Global or OpelVauxhall v2018.1 into the below folder:
3- Open GDS2 and click Manage Diagnostics Packages
4- Click on browes
5- Then go to: C:\ProgramData\GDS2\PersistentData\Downloads\DataBackups
6- Then click for exemple on deliverable_OpelVauxhall v2018.1 and click on open
7- GDS2 will restart


Most error messages are because the programs can not see the VCI.
Error messages E4150 one occurs when you are trying to download the program

from the internet.

 Make sure the Windows Firewall and any antivirus is turned off
 Make sure he VCI is powered up and connected via USB cable
 Open up the “VCI Manager” on your desktop and see if it see’s the VCI, if
it does it is probably a firewall, if it does not call Bosch Tech support for
help on resolving the issue.

This message occurs wihen you open TECH2win without the VCI hooked up and powered on.

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