GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1817422  Size: SH
  1. Disconnect the negative battery cable.
  2. Remove the audio system trim molding.
  3. Remove the lower HVAC control assembly trim molding.
  4. Remove the HVAC control assembly screws.
  5. Disconnect the electrical connectors.
  6. Remove the HVAC control assembly.

Installation Procedure


    Object Number: 1817422  Size: SH
  1. Connect the electrical connectors.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Position the HVAC control assembly on the center molding and install the retaining screws.
  4. Tighten
    Tighten the control assembly retaining screws to 2 N·m (18 lb in).

  5. Install the audio trim panel.
  6. Connect the negative battery cable.