How to Do GM Tech2 Scanner Self-Test

GM Tech2 how to do self-test

1 insert gm card into card slot of Tech2

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2 Connect self-test adapter with Tech2, then power on machine

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3 Enter Main menu then choose F4: tool options

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4 Choose F3: SELF-TEST

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5 Press “Exist” to continue

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6 Choose Tech 2 self-test

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7 Automated VCI

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8 VCI self-test result

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