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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 473 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Auxiliary HVAC Module Removal and Installation >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Auxiliary HVAC Module &Fasteners
    GM612394Courtesy of GENERAL MOTORS COMPANY
  1. Install the auxiliary HVAC module assembly (4) to the vehicle.
    2. CAUTION:

    Refer to Fastener Caution .

  2. Install the 2 bolts (3) inside the vehicle in order to retain the auxiliary HVAC module to the vehicle, and tighten to 10 N.m (89 lb in).
    3. Fig 2: Locating Upper Auxiliary Air Distributor Duct
    GM1927379Courtesy of GENERAL MOTORS COMPANY
  3. Install the upper auxiliary air conditioning air outlet duct (2). Refer to Auxiliary Air Conditioning Air Outlet Duct Replacement .
    4. Fig 3: Locating Lower Auxiliary Air Distributor Duct
    GM1927382Courtesy of GENERAL MOTORS COMPANY
  4. Install the lower auxiliary heater air outlet duct (2). Refer to Auxiliary Heater Air Outlet Duct Replacement .
  5. Connect the electrical connectors to the auxiliary HVAC module.
  6. Install the right rear quarter trim panel. Refer to Quarter Lower Rear Trim Panel Replacement (Traverse with TB5)Quarter Lower Rear Trim Panel Replacement (Traverse with TB4)Quarter Lower Rear Trim Panel Replacement (Enclave with TB5)Quarter Lower Rear Trim Panel Replacement (Enclave with TB4)Quarter Lower Rear Trim Panel Replacement (Acadia with TB5)Quarter Lower Rear Trim Panel Replacement (Acadia with TB4) .
    7. Fig 4: Identifying Heater Lines, Air Conditioning Lines & Components
    GM1681365Courtesy of GENERAL MOTORS COMPANY
  7. Raise the vehicle.
  8. Install the 2 nuts that secure the auxiliary HVAC module to the vehicle, and tighten to 9 N.m (80 lb in).
  9. Install the auxiliary air conditioning evaporator tube (4, 5). and the nut (6) to the auxiliary HVAC module stud (1), and tighten to 22 N.m (16 lb ft).
  10. Install the auxiliary air conditioning evaporator tube nut (6) to the auxiliary HVAC module stud (1), and tighten to 22 N.m (16 lb ft).
  11. Install the heater tube (2, 3) to the auxiliary HVAC module at the underside of vehicle.
  12. Install the right rear wheelhouse liner panel. Refer to Rear Wheelhouse Liner Replacement (Traverse)Rear Wheelhouse Liner Replacement (Enclave)Rear Wheelhouse Liner Replacement (Acadia) .
  13. Lower the vehicle.
  14. Fill the engine cooling system. Refer to Cooling System Draining and Filling (Static Fill)Cooling System Draining and Filling (Vac N Fill) .
  15. Recharge the air conditioning system. Refer to Refrigerant Recovery and Recharging .
  16. Inspect for air conditioning system for refrigerant leaks. Refer to Leak Testing .
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