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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 864 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Discharge Hose Replacement (LMM) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the discharge hose to the vehicle.
  2. Connect the A/C recirculation switch to the discharge hose.
    3. Fig 1: View Of Discharge Hose At Condenser
    GM363062Courtesy of GENERAL MOTORS CORP.
  3. Install the discharge hose to the condenser using new sealing washers.
    4. NOTE: Refer to Fastener Notice .
  4. Install the NEW discharge hose nut to the condenser.

    Tighten:  Tighten the nut to 16 N.m (12 lb ft).

  5. Install the upper radiator air baffle. Refer to Radiator Air Upper Baffle and Deflector Replacement .
    6. Fig 2: View Of Discharge Hose & Connectors
    GM652572Courtesy of GENERAL MOTORS CORP.
  6. Install the discharge hose (5) to the compressor using new sealing washers.
  7. Install the NEW discharge hose mounting bolt (2) to the A/C compressor.

    Tighten:  Tighten the bolt to 16 N.m (12 lb ft).

  8. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  9. Leak test the fittings of the component using the J 39400-A  . See Special Tools .
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