GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 511633  Size: SH
  1. Remove the vacuum lines from the check valve.
  2. Remove the check valve.

Installation Procedure

  1. Position the check valve to be installed.

  2. Object Number: 511633  Size: SH
  3. Install the vacuum lines to the check valve.