GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 Preface 🢒 Dangers, Warnings, and Cautions 🢒 Heater and Air Conditioning Control Replacement

Removal Procedure

    Object Number: 791371 Size: SH
  1. Remove the I/P cluster trim plate. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement.
  2. Remove the retaining screw (3) from the HVAC control assembly (4).
  3. Pivot the HVAC control assembly to disengage the locking tab on the right side.
  4. Disconnect the electrical connectors (1).
  5. Disconnect the vacuum connector (2).
  6. Remove the HVAC control assembly.

Installation Procedure
  1. Connect the vacuum connector (2).
  2. Connect the electrical connectors (1).

    3. Object Number: 791371 Size: SH
  3. Install the HVAC control assembly.

    4. Caution: Refer to Fastener Caution in the Preface section.

  4. Install the retaining screw (3) to the HVAC control assembly (4).

    5. Tighten
    Tighten the screw to 2 N·m (18 lb in).

  5. Install the I/P cluster trim plate. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement.