Avalanche, Express, Savana 2006-2007

Removal & Installation

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  1. Remove the instrument cluster trim plate bezel.
  2.  
  3. Remove the instrument panel storage tray.
  4.  
  5. Remove the accessory switch assembly from the instrument panel.
  6.  
  7. Remove the screws from the HVAC control assembly.
  8.  
  9. Remove the HVAC control assembly, with the following procedure:
    1. Release the retaining tabs.
    2.  
    3. Pull the control head out of the instrument panel carrier.
    4.  

  10.  
  11. Unplug the electrical connectors from the HVAC control assembly.

    Click image to see an enlarged view

    Fig. Exploded view of the control panel mounting-2007 Avalanche

  12.  

To install:


WARNING
Make sure the ignition key is in the OFF position when connecting the electrical connectors to ensure the proper calibration of the control panel.

  1. Engage the electrical connectors to the HVAC control assembly.
  2.  
  3. Install the HVAC control assembly.
  4.  
  5. Install the accessory switch assembly to the instrument panel.
  6.  
  7. Install the screws from the HVAC control assembly.
  8.  
  9. Install the instrument panel storage tray.
  10.  
  11. Install the instrument cluster trim plate bezel.
    WARNING
    Do not adjust any controls on the HVAC control module while the HVAC control module is calibrating. If interrupted improper HVAC performance will result.

  12.  
  13. Start the vehicle and let run for one minute .
  14.  

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the instrument cluster trim plate.
  4.  
  5. Loosen the control panel screw from the left side of the panel and slide the panel forward to gain access to the components at the rear of the unit.
  6.  
  7. Disengage the electrical connections.
  8.  
  9. Disconnect the vacuum harnesses as necessary.
  10.  
  11. Remove the control assembly.

    Click image to see an enlarged view

    Fig. Pivot the control panel then release the vacuum and electrical connections-Express and Savana



    Click image to see an enlarged view

    Fig. Vacuum lines to control panel connection

  12.  

To install:

  1. Install the control assembly.
  2.  
  3. Connect the vacuum harnesses, if removed.
  4.  
  5. Engage the electrical connections.
  6.  
  7. Install the control panel screw.
  8.  
  9. Install the instrument cluster trim plate. Connect the negative battery cable.
  10.  

 
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