How to do GM tech2 selft test?

Best Quality Tech2 Diagnostic Scanner for GM(entire kit including 32mb card and candi)

Tech2 GM Diagnostic Scanner is the same tester GM Technicians use to diagnose GM vehicles. The Vetronix Tech 2 comes with Authentic GM software and provides support for on-board diagnostics on all GM systems 1992 thru 2011.
The opel cars supported year range is 1997-2014

How to do a gm tech2 self test? Following the steps.

1)insert GM card in to card shot og tech 2.
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2) connect the self-test adapter with tech 2, then power on machine. 

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3)Enter Main manu then choose F4: tool options . 

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4)Choose F3: Self test. 

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5)Press exit to continue. 

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6)Choose tech2 self test. 

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7) Automated VCI. 

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8)VCI self test result. 

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