GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1870244  Size: SH
  1. Remove the oil cap (1) and the oil filler tube (2).
  2. Disconnect the exhaust gas recirculation (EGR) electrical connector (3).

  3. Object Number: 1870245  Size: SH
  4. Remove the injector sight shield from the studs.

  5. Object Number: 1870247  Size: SH
  6. If replacing the sight shield studs, remove the studs from the intake manifold.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1870247  Size: SH
  1. If the injector sight shield studs were removed, install the studs to the intake manifold and tighten to 10 N·m (89 lb in).

  2. Object Number: 1870245  Size: SH
  3. Install the injector sight shield to the studs.

  4. Object Number: 1870244  Size: SH
  5. Connect the EGR electrical connector (3).
  6. Install the oil filler tube (2) and the oil cap (1).