have brake issues abs pedal go soft on 2004 GMC Savana 3500

have ABS problem brake pedal boggs and go soft

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1 answer
You really need to scan the ABS computer to see what coded problems are there. You should also do a very careful inspection of your complete brake system. I always do both when I tackle an ABS issue. This problem is a safety issue, so I would make sure that you go to a really good shop.