GM Service Manual Online
For 1990-2009 cars only

Fuel Injector Sight Shield Replacement L36

Removal Procedure

  1. Clean the area around the tube/oil fill cap before removing the tube/oil fill cap in order to prevent contaminants from falling into the valve rocker arm cover opening.

  2. Object Number: 370383  Size: SH
  3. Twist counterclockwise to unlock the tube/oil fill cap from the valve rocker arm cover.
  4. Lift the fuel injector sight shield up at the front and slide the tab out of the engine bracket.
  5. Replace the tube/oil fill cap in the valve rocker arm cover.

Installation Procedure


    Object Number: 370383  Size: SH
  1. Remove the tube/oil fill cap from the valve rocker arm cover.
  2. Insert the tab of the fuel injector sight shield under the engine bracket.
  3. Place the hole of the fuel injector sight shield onto the oil fill neck of the valve rocker arm cover.
  4. Install the tube/oil fill cap into the valve rocker arm cover and twist clockwise in order to lock the detent on the tube into the notch in the cover.

Fuel Injector Sight Shield Replacement L67

Removal Procedure


    Object Number: 1552753  Size: SH
  1. Clean the area around the tube/oil fill cap before removing the tube/oil fill cap in order to prevent contaminants from falling into the valve rocker arm cover opening.
  2. Twist counterclockwise to unlock the tube/oil fill cap from the valve rocker arm cover.
  3. Remove the fuel injector sight shield nut.
  4. Lift the fuel injector sight shield up at the front and slide the tab out of the engine bracket.
  5. Replace the tube/oil fill cap in the valve rocker arm cover.

Installation Procedure


    Object Number: 1552753  Size: SH
  1. Remove the tube/oil fill cap from the valve rocker arm cover.
  2. Insert the tab of the fuel injector sight shield under the engine bracket.
  3. Place the hole of the fuel injector sight shield onto the oil fill neck of the valve rocker arm cover.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the fuel injector sight shield nut.
  6. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  7. Install the tube/oil fill cap into the valve rocker arm cover and twist clockwise in order to lock the detent on the tube into the notch in the cover.