1999 Chevy Astro rear brake lock up

1999 CHEVROLET ASTRO
165,000 MILES • 6 CYL • 2WD • AUTOMATIC
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GREGMAN
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  • 2 POSTS
i have checked all the brakes, nothing out of the ordinary. replaced rear drums. then bled the system. worked fine for 4 months, now if i just touch the brake pedal, the rear rt. side lockes up. solid.
Jul 21, 2010 at 4:08 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Does it do it all the time or is it worse in damp weather and at first in the AM?
Jul 21, 2010 at 11:28 PM
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GREGMAN
  • MEMBER
  • 2 POSTS
no it comes and goes. weather doesn't seem to matter.
Jul 25, 2010 at 4:56 PM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Either the drums and shoes are glazed, or there is a leak at the wheel cylender or the axle seal.
Jul 26, 2010 at 1:21 AM
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