Installation Procedure

2004 Oldsmobile Bravada AWDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Important:  The key should be in the off position when connecting the HVAC control module electrical connector to ensure proper calibration.

  1. Connect the HVAC control module electrical connector.
  2. Install the HVAC control module into the I/P opening.
    Fig 1: Installing HVAC Control Module Into I/P Opening
    G01499168Courtesy of GENERAL MOTORS CORP.
  3. Install the HVAC control module retaining screws.

    Tighten 

    Tighten the screws to 2.5 N.m (22 lb in).

  4. Install the IP cluster trim plate bezel. Refer to TRIM PLATE BEZEL REPLACEMENT -- INSTRUMENT PANEL (I/P) CLUSTER (AZTEK) or TRIM PLATE BEZEL REPLACEMENT -- INSTRUMENT PANEL (I/P) CLUSTER (RENDEZVOUS) .

    Important:  Do not adjust any controls on the HVAC control module while the HVAC control module is self-calibrating. If interrupted, improper HVAC performance will result.

    The engine must be running for proper calibration to occur.

    Fig 2: Installing HVAC Control Module Retaining Screws
    G01499169Courtesy of GENERAL MOTORS CORP.
  5. Start and allow the engine to run for a least one minute.
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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.