2003 Pontiac Aztek brakes

Tiny
MIKENIKE
  • MEMBER
  • 2003 PONTIAC AZTEK
  • 6 CYL
  • AWD
  • AUTOMATIC
  • 100,000 MILES
I changed booster and master cylinder, bench bled MC and bled all wheels. Still no pressure. With van off I pressure starts to build but will not hold van on NO pressure
Thursday, June 18th, 2015 AT 8:03 AM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
You probably have air in your abs unit. You can try power bleeding or have a pro do it with a scanner as they can open the valves in the abs unit so it will bleed correct. It can take up to and including 3 quarts to bleed the system.
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Thursday, June 18th, 2015 AT 8:09 AM

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