GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Sierra Denali 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Mode Door Replacement - Lower

Removal Procedure

    Object Number: 2008728 Size: SH
  1. Remove the HVAC module. Refer to HVAC Module Assembly Replacement.
  2. If equipped remove the heat stakes (1) from the HVAC module (2) with a screwdriver and a hammer.

    3. Object Number: 962571 Size: SH
  3. If equipped remove the HVAC module assembly screws.
  4. Separate the HVAC module assembly.
  5. Remove the air temperature separator plate (5) from the HVAC module assembly (10).
  6. Remove the lower mode door (9) from the HVAC module assembly (10).

Installation Procedure

    Object Number: 962571 Size: SH
  1. Install the lower mode door (9) to the HVAC module assembly (10).
  2. Install the air temperature separator plate (5) to the HVAC module assembly (10).
  3. Install the HVAC module assembly halves.

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

    Note: For every heat stake removed ensure that you install a screw.

  4. Install the screws to the HVAC module assembly.

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

  5. Install the HVAC module. Refer to HVAC Module Assembly Replacement.