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Home >> Saturn >> 2002 >> L300 >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System >> Removal And Installation >> Fuel Rail Replacement >> Installation

Fuel Rail Replacement: Installation

  1. Lubricate new fuel injector O-rings with clean engine oil.
  2. Install new fuel injector O-rings onto fuel injectors.
  3. Install new retainer clips onto fuel rail prior to installing fuel injectors to fuel rail.
  4. Install fuel injector assembly into fuel rail with fuel injectors electrical socket facing upward.

    IMPORTANT:  Press injector into fuel rail until it "clicks" into retainer clip.

  5. Rotate injectors so that they are perpendicular to fuel rail.
  6. Install fuel rail assembly to intake manifold.
    Fig 1: Installing Fuel Rail Assembly
    G01036906Courtesy of GENERAL MOTORS CORP.
  7. Connect fuel pressure regulator vacuum line.
  8. Install fuel rail bolts.

    Torque: 

    Fuel Rail Bolts: 8 N.m (71 in-lbs) 

  9. Connect fuel injector electrical connectors.
    NOTE: Replace plastic fuel line retainers whenever fuel supply lines are disconnected at fuel filter and fuel rail. Install new retainer into female portion of connection. Care must be taken to assure that locking tab is centered in window of female connection. Firmly press male and female portions together until a "click" is heard, then pull firmly back to confirm engagement.
  10. Connect fuel line quick connects.
  11. Install intake plenum.
  12. Connect negative battery cable.

    Torque: 

    Battery Terminal Bolts: 17 N.m (13 ft-lbs) 

  13. Crank engine for a few seconds. Turn off engine if it starts.
  14. Inspect for fuel leaks.