GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 343958  Size: SH
  1. Remove the auxiliary HVAC control module from the rear overhead console using a small flat-bladed tool to release the mounting tabs.
  2. Disconnect the auxiliary HVAC control module electrical connectors.

Installation Procedure


    Object Number: 343958  Size: SH
  1. Connect the auxiliary HVAC control module electrical connectors.
  2. Install the auxiliary HVAC control module by pushing the control into the console until the retaining tabs snap into place.