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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 863 (HVAC SYSTEMS - MANUAL)REPAIR INSTRUCTIONSHVAC CONTROL MODULE REPLACEMENTINSTALLATION PROCEDURE
2004 Oldsmobile Bravada AWD

Installation Procedure

2004 Oldsmobile Bravada AWDSECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. 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 assembly.
  2. Install the HVAC control assembly.
  3. Install the accessory switch assembly to the instrument panel. Refer to ACCESSORY SWITCH REPLACEMENT in INSTRUMENT PANEL, GAGES, AND CONSOLE .
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install the screws from the HVAC control assembly.

    Tighten 

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

  5. Install the instrument panel storage tray.
  6. Install the instrument cluster trim plate bezel.

    Refer to BEZEL REPLACEMENT - INSTRUMENT PANEL (I/P) CLUSTER in INSTRUMENT PANEL, GAGES, AND CONSOLE .

    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.

  7. Start the vehicle and let run for one minute.
    Fig 1: Installing HVAC Control Module
    G01454624Courtesy 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.