GM Service Manual Online
For 1990-2009 cars only

Upper Intake Manifold Sight Shield Replacement 6.0L

Removal Procedure


    Object Number: 1725340  Size: SH
  1. Loosen intake manifold sight shield wing nut.
  2. Gently lift up in order to disengage the sight shield from the ball stud.
  3. Remove the sight shield from the sight shield retainer.

  4. Object Number: 1725341  Size: SH
  5. Remove the sight shield retainer bolts and the retainer, if required.
  6. Remove the sight shield ball stud, if required.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1725341  Size: SH
  1. Install the sight shield ball stud, if required.
  2. Tighten
    Tighten the stud to 5 N·m (44 lb in).

  3. Position the sight shield retainer to the intake manifold and install the bolts, if required.
  4. Tighten
    Tighten the bolts to 3 N·m (26 lb in).


    Object Number: 1725340  Size: SH

    Notice: Use care when installing the engine sight shield to avoid contacting the manifold absolute pressure (MAP) sensor wire harness connector. Loss of engine performance or engine damage may result.

  5. Install the sight shield to the sight shield retainer.
  6. Seat the sight shield onto the ball stud and press down over the stud in order to secure the sight shield.
  7. Tighten intake manifold sight shield wing nut until snug.