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You should use this. It tells you.
It tells you on page 9-10, section 8, first paragraph:
Warning 1: If you have the early style with the master cylinder/ABS module combination, you can't do it without a GM (or equivalent) scan tool and proper training and knowledge.
I paraphrased. The reason a DIY'er can't is too long to type out.
If you have that style.... TAKE IT TO A SHOP! You won't find a "how to" on that style.