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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Suction Hose Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the suction hose assembly to the vehicle.
  2. Install the new sealing washers. Refer to Sealing Washer Replacement .
    3. Fig 1: Suction Hose & Accumulator
    GM798937Courtesy of GENERAL MOTORS CORP.
  3. Install the suction hose (2) to the accumulator (3).
    4. NOTE: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
  4. Install the suction hose nut (1) to the accumulator (3).

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

    5. Fig 2: Discharge Hose & A/C Compressor
    GM798935Courtesy of GENERAL MOTORS CORP.
  5. Install the suction hose (1) to the compressor (4).
  6. Install the suction hose mounting bolt (2) to the A/C Compressor (4).

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

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