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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 996 (ENGINE CONTROLS - 6.6L (LLY) (INTRODUCTION))REPAIR INSTRUCTIONSFUEL INJECTION PUMP REPLACEMENTREMOVAL PROCEDURE
2004 Oldsmobile Bravada RWD

Removal Procedure

2004 Oldsmobile Bravada RWDSECTION Removal Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Battery Cable Junction Block Bolt At Power Steering Pump Bracket
    GM1409332Courtesy of GENERAL MOTORS CORP.
  1. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement in Engine Mechanical - 6.6L (LLY).
  2. Disconnect negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical.
  3. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  4. Remove the fuel injection control module. Refer to Fuel Injection Control Module Replacement .
  5. Drain the cooling system. Refer to Draining and Filling Cooling System (with HP2) or Draining and Filling Cooling System (without HP2) .
  6. Remove the fan. Refer to Fan Replacement in Engine Cooling.
  7. Remove the battery cable junction block bolt (1) from the power steering pump bracket.
  8. Reposition the battery cables out of the way.
    9. Fig 2: View Of A/C Compressor & Bolts
    GM652573Courtesy of GENERAL MOTORS CORP.
  9. Disconnect the air conditioning (A/C) compressor clutch electrical connector.
  10. Disconnect the A/C cut out switch electrical connector.
  11. Remove the A/C compressor bolts.
  12. Reposition the A/C compressor, with the hoses attached, to the right side of the engine compartment.
    13. Fig 3: Rear Of The Power Steering Pump
    GM656330Courtesy of GENERAL MOTORS CORP.
  13. Remove the power steering pump bracket rear bolts (1).
  14. Reposition the power steering pump, with the hoses attached, to the right side of the engine compartment.
    15. Fig 4: View Of A/C Compressor & Power Steering Pump Bracket
    GM1334867Courtesy of GENERAL MOTORS CORP.
  15. Remove the A/C compressor/power steering pump bracket bolts and bracket.
  16. Remove the heater outlet hose bolt from the generator bracket.
    17. Fig 5: View Of Drive Belt Tensioner
    GM1334909Courtesy of GENERAL MOTORS CORP.
  17. Remove the drive belt tensioner and bolt.
    18. Fig 6: View Of Generator Mounting Bracket
    GM1334912Courtesy of GENERAL MOTORS CORP.
  18. Remove the generator. Refer to Generator Replacement (4.3L Engine) or Generator Replacement (4.8L, 5.3L, and 6.0L Engines) or Generator Replacement (6.6L (LB7) Engine) or Generator Replacement (6.6L (LLY) Engine) or Generator Replacement (8.1L Engine) in Engine Electrical.
  19. Remove the generator bracket bolts and bracket.
  20. Remove the thermostat housing crossover. Refer to Thermostat Housing Crossover Replacement (6.6L (LB7) Engine) or Thermostat Housing Crossover Replacement (6.6L (LLY) Engine) in Engine Cooling.
    21. Fig 7: View Of Fuel Rail Balance Pipe & Bolts
    GM1335586Courtesy of GENERAL MOTORS CORP.
  21. Disconnect the fuel balance pipe fitting from the right fuel rail.
  22. Remove the fuel balance pipe retainer bolts.
    23. Fig 8: View Of Left Fuel Rail At Pump Pipe
    GM1335603Courtesy of GENERAL MOTORS CORP.
  23. Disconnect the fuel rail inlet pipe from the injection pump and rail.
  24. Remove the inlet pipe.
  25. Remove the center intake manifold. Refer to Intake Manifold Replacement - Center in Engine Mechanical - 6.6L (LLY).
    26. Fig 9: View Of Fuel Hose Connections
    GM1335595Courtesy of GENERAL MOTORS CORP.
  26. Reposition the injection pump hose clamps at the fuel line.
  27. Remove the hoses from fuel lines.
    28. Fig 10: View Of Fuel Injection Pump
    GM1336114Courtesy of GENERAL MOTORS CORP.
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.