why are my brakes locking up

1995 PONTIAC TRANSPORT
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BOBOBOB
  • MEMBER
  • 2 POSTS
front brakes lock up as soon as you touch the pedal and wont move until i cracked the bleeder open (wich had a lot of pressure)but as soon as i put my foot on the pedal to start it its locked up again..
front brakes both sides
Aug 28, 2011 at 11:38 AM
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CARADIODOC
  • ✓Experienced Mechanic
  • 34,407 POSTS
Do you have anti-lock brakes? If not, crack open the steel lines at the master cylinder. If the fluid releases from there, suspect it's contaminated with petroleum product.
Aug 28, 2011 at 1:08 PM
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