GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Yukon XL - 2WD 🢒 Engine 🢒 Engine Controls - 8.1L 🢒 Upper Intake Manifold Sight Shield Replacement

Removal Procedure

    Object Number: 843779 Size: SH
  1. Unsnap the intake manifold sight shield from the stud.
  2. Remove the sight shield from the sight shield bracket.
  3. Remove the sight shield bracket retainer nuts (1), if necessary.
  4. Remove the sight shield bracket from the studs (2), if necessary.

Installation Procedure

    Object Number: 843779 Size: SH
  1. Install the sight shield bracket to the studs (2), if necessary.

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install the sight shield bracket nuts (1), if necessary.

    3. Tighten
    Tighten the nuts to 5 N·m (44 lb in).

    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.

  3. Install the intake manifold sight shield to the bracket.
  4. Snap the intake manifold sight shield onto the stud.