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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1574 (HVAC System - Manual) >> Repair Instructions >> HVAC Control Module Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: HVAC Control Module & Center Trim Bezel
    GM1644589Courtesy of GENERAL MOTORS CORP.
  1. Install the HVAC control module to the center trim bezel.
  2. NOTE: Refer to Fastener Notice .
  3. Install the HVAC control module screws to the center trim bezel.

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

  4. Fig 2: View Of Electrical Connectors & HVAC Control Module
    GM1644394Courtesy of GENERAL MOTORS CORP.
  5. Connect the electrical connectors to the HVAC control module.
  6. Connect the remaining electrical connectors to the center trim bezel.
  7. Install the center trim bezel to the I/P. Refer to Instrument Panel Accessory Bezel Replacement .
  8. Install the I/P storage compartment. Refer to Instrument Panel Storage Compartment Replacement .
  9. Install the console shift lever bezel. Refer to Console Shift Lever Bezel Replacement .
  10. IMPORTANT: Any time an HVAC module mode actuator or the HVAC control module is replaced, the HVAC control module must be calibrated to ensure proper air distribution.
  11. Calibrate the mode door by simultaneously pushing the A/C and RECIRC buttons on the HVAC control module 3 times each, within 2 seconds of initial push.
    1. The A/C and RECIRC button LED's will flash while this calibration is taking place.
    2. The calibration will take anywhere between 10-30 seconds depending on battery voltage.
    3. The LED's will quit flashing when the calibration is complete.
  12. Cycle the ignition and verify proper operation.
  13. Refer to Control Module References for programming and setup information.