GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Yukon - 4WD 🢒 HVAC 🢒 Heating, Ventilation and Air Conditioning 🢒 Auxiliary Air Distributor Duct Replacement

Auxiliary Air Distributor Duct Replacement Upper

Removal Procedure

    Object Number: 612459 Size: SH
  1. Remove the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.
  2. Remove the upper air temperature sensor, if equipped.
  3. Remove the upper air duct fastener (5).
  4. Remove the duct (6) from the vehicle.

Installation Procedure

    Object Number: 612459 Size: SH
  1. Install the duct (6) to the vehicle.
  2. Install the upper air duct fastener (5).
  3. Install the upper air temperature sensor, if equipped.
  4. Install the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.

Auxiliary Air Distributor Duct Replacement Lower

Removal Procedure

    Object Number: 612375 Size: SH
  1. Remove the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.
  2. Remove the air temperature sensor, if equipped.
  3. Remove the lower air duct fastener.
  4. Remove the lower air duct (5) from the vehicle.

Installation Procedure

    Object Number: 612375 Size: SH
  1. Install the air duct (5) to the vehicle.
  2. Install the lower air duct fastener.
  3. Install the air temperature sensor, if equipped.
  4. Install the left rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.