GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 Canyon Pickup - 4WD 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Defroster Door Replacement

Removal Procedure
  1. Remove the HVAC module. Refer to HVAC Module Assembly Replacement.

    2. Object Number: 888407 Size: SH
  2. Remove all retaining screws from the HVAC module case halves (1 and 4).
  3. Separate the HVAC module case (1 and 4).
  4. Remove the screw from the mode cam.
  5. Remove the mode cam.
  6. Remove the defrost door linkage from the defrost door.

    7. Object Number: 888411 Size: SH
  7. Remove the defroster door (1) from the HVAC module assembly (2).

Installation Procedure

    Object Number: 888411 Size: SH
  1. Install the defroster door (1) from the HVAC module assembly (2).
  2. Install the defrost door linkage from the defrost door.
  3. Install the mode cam.

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

  4. Install the screw to mode cam. Tighten the screw to 1.9 N·m (18 lb in).

    5. Object Number: 888407 Size: SH
  5. Assemble the HVAC module case (1 and 4).
  6. Install the screws to the HVAC module case. Tighten the screws to 1.9 N·m (18 lb in).
  7. Install the HVAC module. Refer to HVAC Module Assembly Replacement.