GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn OFF the ignition.

  2. Object Number: 575989  Size: SH
  3. Disconnect the vacuum hoses from the fuel pressure regulator and positive crankcase ventilation (PCV) valve.
  4. Remove the PCV valve.

Installation Procedure


    Object Number: 575989  Size: SH
  1. Install the PCV valve.
  2. Connect the vacuum hoses to the fuel pressure regulator and the PCV valve.