GM MDI No Connect Solved by Reflash Firmware

GM MDI Multiple Diagnostic Interface NO connection problem can be solved by reflashing MDI diagnostic scanner.

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Reflash GM MDI:

step 1 press button and connect with power

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2 wait about 10 secs ,keep press the button,no stop

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3 when all light turn on,you can take off the button

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4 connect with usb key ,prepare for reflash

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5 openĀ GM Scan tool MDI manager ,choose recover

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