GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 290215  Size: SH
  1. Remove the fuel rail assembly. Refer to Fuel Injection Fuel Rail Assembly Replacement .
  2. Remove the fuel injector retaining clip (1).
  3. Important: Visually inspect the fuel injector in order to determine if the upper O-ring was also removed. If the upper O-ring is not removed, remove the O-ring from the fuel rail assembly.

  4. Remove the fuel injector.

Installation Procedure


    Object Number: 290215  Size: SH

    Important: When ordering new fuel injectors, be sure to order the correct fuel injector for the application.

  1. Lubricate the new fuel injector O-ring seals (2, 3) with clean engine oil.
  2. Install the fuel injector upper O-ring (3).
  3. Install the fuel injector lower O-ring (2).
  4. Install the fuel injector to the fuel rail assembly.
  5. Install the fuel injector retaining clip (1).
  6. Install the fuel rail assembly. Refer to Fuel Injection Fuel Rail Assembly Replacement .