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Home >> Cadillac >> 2004 >> CTS Base, 3.6 7 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.6L - Introduction >> Repair Instructions >> Fuel Injectors and Fuel Rail Replacement >> Installation Procedure

Installation Procedure

  1. Install NEW fuel injector seals.
    2. Fig 1: Installing Fuel Injector
    GM1285197Courtesy of GENERAL MOTORS CORP.
  2. Install the fuel injector.
    3. Fig 2: Installing Fuel Injector Retainer Clip
    GM1285199Courtesy of GENERAL MOTORS CORP.
  3. Install the fuel injector retainer clip.
    4. Fig 3: Installing Fuel Injector Electrical Connector
    GM1285198Courtesy of GENERAL MOTORS CORP.
  4. Install the fuel injector electrical connector.
  5. Engage the fuel injector electrical connector lock.
    6. Fig 4: Installing Fuel Rail With Fuel Injectors
    GM1285194Courtesy of GENERAL MOTORS CORP.
  6. Install the fuel rail with the fuel injectors.
    7. NOTE: Refer to Fastener Notice in Cautions and Notices.
  7. Install the fuel rail bolts.

    Tighten:  Tighten the fuel rail bolts to 10 N.m (89 lb in).

    8. Fig 5: Top Of Engine View
    GM1348201Courtesy of GENERAL MOTORS CORP.
  8. Connect the fuel feed pipe (2) to the fuel rail. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
    9. Fig 6: View Of Fuel Pipe Retainer
    GM1348198Courtesy of GENERAL MOTORS CORP.
  9. Install the fuel pipe retaining clip.
  10. Install the upper intake manifold. Refer to Intake Manifold Replacement - Upper in Engine Mechanical -3.6L (LY7).
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