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Installation Procedure

WARNING: This page is about a different car, the 2005 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: HVAC Control Module Electrical Connections
    GM1488655Courtesy of GENERAL MOTORS CORP.
  1. Connect the HVAC control module electrical connections.
  2. Fig 2: HVAC Control Module & Retaining Screws
    GM1488652Courtesy of GENERAL MOTORS CORP.
  3. Install the HVAC control module to the I/P trim plate.
  4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Install the HVAC control module retaining screws.

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

  6. Connect the electrical connectors to the HVAC control module.
  7. Install the I/P accessory trim plate. Refer to Trim Plate Replacement - Instrument Panel (I/P) Accessory in Instrument Panel, Gages and Console.
  8. 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.
  9. Start and allow the engine to run for at least one minute.