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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1548 (HVAC SYSTEMS - AUTOMATIC)REPAIR INSTRUCTIONSHVAC CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE
2004 Oldsmobile Bravada AWD

Installation Procedure

2004 Oldsmobile Bravada AWDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. 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 electrical connectors to ensure proper calibration.
  1. Connect the electrical connectors to the HVAC control module.
  2. Install the HVAC control module into the instrument panel, ensuring that the HVAC control module retaining tabs lock into place.
    NOTE: Refer to FASTENER NOTICE .
  3. Install the screws from the HVAC control module.

    Tighten 

    Tighten the screws to 1.9 N.m (17 lb in).

  4. Install the instrument panel accessory trim plate. Refer to BEZEL REPLACEMENT -- INSTRUMENT PANEL (I/P) CLUSTER .
    IMPORTANT: Do not adjust any controls on the HVAC control module while the HVAC control module is calibrating.

    If interrupted improper HVAC performance will result.

  5. Start the vehicle and let run for one minute.
    Fig 1: Installing HVAC Control Module To Instrument Panel
    G01479387Courtesy 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.