What’s the difference among these three GM diagnostic& programming scan tools, GM MDI, VXDIAG GM and GM Tech2?
Please check the table comparison below by obdii365
| Item | VXDIAG VCX NANO for GM/Opel | GM MDI WIFI | GM Tech II scanner |
| Image |  |  |  |
| Software | GDS2(2014) /Tech2Win | GDS 2(2011)Tech2 Win | TIS2000/SPS |
| Need computer | Yes, it’s PC-based. | Yes, it’s PC-based. | No, it’s on-board basic diagnostics. |
| System
requirement
| Win7 64bit /Win864bit system | Win XP only | No need to connect PC. |
| Multi-Language | Multi-Language | Multi-Language | Multi-Language(depends on vehicles) |
| WIFI | YES, VXDIAG GM has wifi version and USB version | WIFI | NO |
| Diagnosis | wireless basic diagnostic | wireless basic diagnostic | basic diagnosis |
| Programming | GM TIS2WEB online Service Programming System (SPS) | -wireless online programming-offline program,such as European Chevrolet, Opel, but not for all cars | Online programming on Saab/Opel(-2008) |
| Update | Firmware updatable
Software updatable
| can not update | Update via 32MB Card |
| Activation | No need to activate | Yes, MDI need activation. | No need to activate |
| Supported protocols | CAN, UART, KW2000, Class2, GM LAN, etc. | UART, Class 2, KWP2000 and GMLAN (CAN) | CANdi interface |
| Supported vehicles | Vehicles to 2015 GM,
OPEL
| vehicles from1990-2014 GM,
Opel,
Chevrolet,
Saab,
Australia Holden (2010-2012)
| vehicles from 1992-2013 GM,
SAAB,
OPEL,
UZUKI,
ISUZU,
Holden
|
| Advantage | -Cheap but with the same function as GM MDI-Newest GM scanner for new car | -can support software from original factory-support offline programming | -cannot plug original software card, but can support original program-easy to carry on |
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