Got some testing done with the GM Tech 2 and TIS 2000 program incl. Tech2 view, service programming system, software download, snapshot upload display etc.
1. GM Tech 2 View:
Main menu:
Diagnostics
Service Programming system
View Captured data
GM performance Parts Diagnostics
Tool Options
Getting started
Computer representation of Tech 2 Screen.
You can control Tech 2 with computer keyboard.
2. Service Programming System:
If you forget to put security key in PC.
Select diagnostic tool and programming process.
With security key connected.
Not actually connected to car.
3. Software Download:
Selected Tech 2.
Do not load as version will be downgraded from the English GM 33.004 I am running.
4. Snapshot Upload Display:
Select Upload from Handheld.
Select Tech 2.
Upload started.
Data screen from snapshot.
Selected parameters for 6 line graph. Tech 2 limited to 3 parameters for graphing.
Tech 2 graph from snapshot.
Service ASR on during snapshot capture, went out next time car started.
Source: https://www.corvetteforum.com/forums/c4-tech-performance/4090186-tech-2-gm-chinese-clone-3.html
www.chinaobd2.com