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GM 'Diagnostic' mode for non-OBDII (MT2500)
Posted to Technical Discussion Forum on 11/8/2000 2 Replies

Perhaps someone can enlighten me on this test mode:

Using a MT2500 scanner to scan older GM vehicles, you are presented with two options of reading data. Option 1 is the CODES & DATA screen, option 2 is ROAD TEST (C&D). I was working a driveability issue on ... Login to read more.

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