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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating, Ventilation, And Air Conditioning >> Repair Instructions >> Air Conditioning Evaporator Hose Assembly Replacement (LTG) >> Installation Procedure

Installation Procedure

    Fig 1: Air Conditioning Evaporator Hose Assembly Nut
    GM2828530Courtesy of GENERAL MOTORS COMPANY
  1. Install NEW sealing washers (3) to the air conditioning evaporator hose assembly (2). Refer to Air Conditioning System Seal Replacement .
  2. Install the air conditioning evaporator hose assembly (2) to the vehicle.
  3. Install the air conditioning evaporator hose (2) to the retainers.
  4. Install the air conditioning evaporator hose assembly (2) to the thermal expansion valve.
    5. CAUTION:

    Refer to Fastener Caution .

  5. Install the air conditioning evaporator hose assembly nut (1) at thermal expansion valve and tighten to 22 N.m (16 lb ft).
    6. Fig 2: Air Conditioning Evaporator Hose Assembly & Retaining Fasteners
    GM2828526Courtesy of GENERAL MOTORS COMPANY
  6. Install the air conditioning evaporator hose assembly (2) to the front suspension strut housing.
  7. Install the air conditioning compressor hose retaining fasteners (1) to the front suspension strut housing and tighten to 9 N.m (80 lb in).
    8. Fig 3: Conditioning Evaporator Hose Assembly
    GM2828525Courtesy of GENERAL MOTORS COMPANY
  8. Install NEW sealing washers (3) to the air conditioning evaporator hose assembly (2). Refer to Air Conditioning System Seal Replacement .
  9. Install the air conditioning evaporator hose assembly (2) to the condenser.
  10. Install the air conditioning evaporator hose assembly nut (1) at condenser and tighten to 22 N.m (16 lb ft).
    11. Fig 4: Air Conditioning Compressor Hose Assembly
    GM2870783Courtesy of GENERAL MOTORS COMPANY
  11. Install NEW sealing washers (3) to the air conditioning compressor hose assembly (2). Refer to Air Conditioning System Seal Replacement .
  12. Install the air conditioning compressor hose assembly (2) to the evaporator hose assembly.
  13. Install the air conditioning compressor hose assembly nut (1) to the evaporator hose and tighten to 22 N.m (16 lb ft).
  14. Install the front bumper fascia assembly. Refer to Front Bumper Fascia Replacement .
  15. Install the right engine mount. Refer to Engine Mount Replacement .
  16. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (LTG) .
  17. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  18. Evacuate and charge the air conditioning system. Refer to Refrigerant Recovery and Recharging .
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