GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1536553  Size: SH
  1. Do not lift the manifold assembly by the electrical lead frame.

  2. Object Number: 1402014  Size: SH

    Important: 

       • All gasket surfaces should be free of oil or other foreign material during assembly.
       • Do not allow dirt or debris to enter the manifold. Plug, as required.

  3. Install the service gasket (556) onto the manifold.

  4. Object Number: 1402004  Size: SH
  5. Install the manifold (451) with gasket.
  6. Notice: Refer to Fastener Notice in the Preface section.

  7. Install the manifold bolts (506).
  8. Tighten
    Tighten the manifold bolts to 25 N·m (18 lb ft).