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Installation Procedure

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  1. Install the auxiliary HVAC control module (1) to the auxiliary HVAC module (2).
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the screws to the auxiliary HVAC control module (1).

    Tighten 

    Tighten the screws to 1.6 N.m (14 lb in).

  3. Connect the electrical connectors (3,4) to the auxiliary HVAC control module (1).
  4. Install the right rear quarter trim panel. Refer to TRIM PANEL REPLACEMENT - REAR QUARTER - RIGHT (UTILITY) or TRIM PANEL REPLACEMENT - REAR QUARTER - RIGHT (SUBURBAN) in INTERIOR TRIM .
    Fig 1: Installing HVAC Control Module - Auxiliary
    G01454816Courtesy of GENERAL MOTORS CORP.