brake pressure not building on 2000 Dodge Ram 2500

I recently replaced the front disc brake calipers and pads because one of the pistons got stuck. However, I have bled the system about 5 or six times and cannot get any pressure. The ABS motor has also started running all the time. Thought it might be the master cylinder?

by in Austin, TX on February 13, 2011
1 answer 1 comment
ANSWER by , February 13, 2011
You most likely have a bad master cylinder.
COMMENT by , February 19, 2011
Replaced the master cylinder and still no pressure... I think maybe I'm not bleeding the brakes well enough. Even if there is a problem with the ABS or the booster, I would think that I should still be able to build hydrolic pressure.