FixVault

Installation Procedure

NOTE: The fuel injector assembly is stamped with a part number identification. Be sure to use the correct part number when ordering replacement fuel injectors.
    Fig 1: Identifying Fuel Injector Components
    GM1797926Courtesy of GENERAL MOTORS CORP.
  1. Lubricate the NEW injector O-ring seals with clean engine oil.
  2. Install the NEW fuel injector upper (2) and lower (4) O-ring seals.
  3. Install the fuel injectors (3).
  4. Instal the fuel injector retainers (1).
  5. Install the fuel rail. Refer to Fuel Injection Fuel Rail Assembly Replacement .