I have just replace the power steering pump. We drove the vehicle a few miles and lost both power steering and brakes again when we pressed the brake pedal.
Chevrolet Q&AAsk Your Question
1996 Chevrolet Astro Question: Why do I loose power steering and brakes when i press the brake pedal?
Answer #1your.mechanic November 29, 2012, 14:40Master
possible hydro-boost issue.
Replythevoicee, November 29, 2012, 14:53Rookie
I have not worked on this type of system before. Please explain the hydro-boost system. I do have some mechanical training. Are you saying the hydro-booster could be bad?
Replyyour.mechanic, November 29, 2012, 15:22Master
possibly...do you have a vacuum brake booster OR a metal one with a lot of pipes and fittings?
Answer #2Greg's Orange Auto (15188 Answers) , Orange, CA - (714) 361-9386globalhelper November 29, 2012, 15:35Master
if u nave hydarboost thats your problem