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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1296 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Air Conditioning Evaporator Tube Replacement (Non-HP2) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the evaporator tube to the condenser using new sealing washers. Refer to Air Conditioning System Seal Replacement .
    2. Fig 1: Identifying Evaporator Tube To Condenser
    GM363033Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  2. Install the evaporator tube nut to the condenser and tighten to 16 N.m (12 lb ft).
  3. Connect the evaporator tube to the auxiliary A/C tube using new sealing washers, if equipped. Refer to Air Conditioning System Seal Replacement .
  4. Install the evaporator tube nut to the auxiliary A/C tube, if equipped, and tighten to 16 N.m (12 lb ft).
  5. Install the evaporator tube to the evaporator.
    6. Fig 2: View Of Evaporator Tube At Evaporator
    GM385463Courtesy of GENERAL MOTORS CORP.
  6. Install the evaporator tube nut to the evaporator and tighten to 16 N.m (12 lb ft).
  7. Install the surge tank hold down nut and bolt and position aside.
  8. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  9. Install the upper radiator air baffle and deflector. Refer to Radiator Air Upper Baffle and Deflector Replacement .
  10. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging (Non-HP2)  or Refrigerant Recovery and Recharging (HP2) .
  11. Leak test the fittings of the components using the J 39400-A  . See Special Tools .
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