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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1441 (ENGINE MECHANICAL - 4.2L)REPAIR INSTRUCTIONSON-VEHICLE REPAIR INSTRUCTIONSINTAKE MANIFOLD REPLACEMENTINSTALLATION PROCEDURE
2004 Oldsmobile Bravada AWD

Installation Procedure

2004 Oldsmobile Bravada AWDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a new intake manifold gasket.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the intake manifold onto the engine and secure the manifold with the bolts.

    Tighten 

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

  3. Install the generator. Refer to GENERATOR REPLACEMENT (4.2L ENGINE)  or in Engine Electrical.
  4. Install the brake hose to the booster.
  5. Lubricate the inner diameter of the crankcase ventilation hose with GM P/N 12345884 (Canadian P/N 5728223) or equivalent.
    Fig 1: Installing Intake Manifold
    G02128483Courtesy of GENERAL MOTORS CORP.
  6. Install the crankcase ventilation hose.
  7. Install the MAP sensor electrical connector.
    Fig 2: Installing Crankcase Ventilation Hose
    G02128484Courtesy of GENERAL MOTORS CORP.
  8. Install the engine harness bracket. Secure the bracket with the bolt.

    Tighten 

    Tighten the engine harness bracket bolt to 50 N.m (37 lb ft).

    Fig 3: Installing Engine Harness Bracket
    G02128485Courtesy of GENERAL MOTORS CORP.
  9. Install the front differential vent hose to the engine harness bracket clip.
  10. Install all harnesses to the original location onto the engine harness bracket.
  11. Install the PCM. Refer to POWERTRAIN CONTROL MODULE .
  12. Install the throttle body. Refer to THROTTLE BODY .
    Fig 4: Installing Harnesses Onto Engine Harness Bracket
    G02128486Courtesy 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.