1999 Chevy Astro rear brake lock up

1999 CHEVROLET ASTRO
165,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
GREGMAN
  • MEMBER
  • 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 9:08 AM
Advertisement
Avatar
JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Does it do it all the time or is it worse in damp weather and at first in the AM?
Jul 21, 2010 at 4:28 PM
Avatar
GREGMAN
  • MEMBER
  • 2 POSTS
no it comes and goes. weather doesn't seem to matter.
Jul 25, 2010 at 9:56 AM
Avatar
JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Either the drums and shoes are glazed, or there is a leak at the wheel cylender or the axle seal.
Jul 25, 2010 at 6:21 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.