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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1983 (ENGINE CONTROLS AND FUEL - 2.4L - INTRODUCTION)REPAIR INSTRUCTIONSFUEL INJECTION FUEL RAIL ASSEMBLY REPLACEMENTINSTALLATION PROCEDURE
2004 Oldsmobile Bravada AWD

Installation Procedure

2004 Oldsmobile Bravada AWDSECTION Installation Procedure
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: If the fuel injection fuel rail assembly and fuel injectors were removed and re-installed without separating them then install NEW lower O-rings only. If the fuel injection fuel rail assembly was replaced then install NEW upper and lower O-rings.
  1. Install the fuel injectors, if necessary. Refer to Fuel Injector Replacement .
    2. Fig 1: View Of Fuel Rai & Injectors
    GM1683401Courtesy of GENERAL MOTORS CORP.
  2. Install the fuel injector wiring harness to the fuel injection fuel rail assembly.
  3. Install the fuel injector wiring harness clips to the fuel injection fuel rail assembly.
  4. Connect the fuel injector wiring harness electrical connectors to the fuel injectors.
    5. Fig 2: View Of Fuel Injector Tip Insulators
    GM1336272Courtesy of GENERAL MOTORS CORP.
  5. Lubricate the NEW fuel injector spray tips with clean engine oil.
  6. Install the NEW fuel injector spray tips to the cylinder head ports.
  7. Lubricate the fuel injector O-rings with clean engine oil.
    8. Fig 3: View Of Fuel Rail
    GM1578472Courtesy of GENERAL MOTORS CORP.
  8. With the fuel injectors positioned downward, lower the fuel injectors into the cylinder head ports.
  9. Carefully push down on the fuel injector fuel rail assembly in order to fully seat the fuel injectors into the cylinder head ports.
    10. CAUTION: Refer to Fastener Caution .
  10. Install the fuel injector fuel rail assembly bolts.

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

  11. Connect the fuel injector wiring harness electrical connector to the engine wiring harness electrical connector.
  12. Connect the engine wiring harness electrical connector to the manifold absolute pressure (MAP) sensor.
    13. Fig 4: View Of Fuel Feed Pipe Retainer & Fuel Pipe Bracket
    GM1683133Courtesy of GENERAL MOTORS CORP.
  13. Connect the fuel feed line (1) quick connect fitting to the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  14. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  15. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  16. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  17. Inspect for fuel leaks using the following procedure:
    1. Turn ON the ignition, with the engine OFF for 2 seconds.
    2. Turn OFF the ignition for 10 seconds.
    3. Turn ON the ignition.
    4. Inspect for fuel leaks.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.