Brake Pedal to the Floor

2002 3500 Express van, 15 passenger. The brake pedal intermittently goes to the floor. The mechanic put in a new master cylinder, but it doing it again 2 days later. Any idea what is going on? My guess is the ABS or
hydraulic booster.
Mike D.
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On Thu, 7 May 2009 07:02:46 -0700, Bill wrote:

No
Don't know if they did or not.

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