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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 222 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Suction Hose Replacement >> Installation Procedure

Installation Procedure

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  1. Install the suction line into the vehicle.
    CAUTION: 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.
  2. Install the suction line bolt to the compressor.

    Tighten 

    Tighten the bolt to 35 N.m (26 lb ft).

  3. Lower the vehicle.
  4. Install the rear suction line nut (2) if equipped with rear air.

    Tighten 

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

  5. Install the suction line nut (1) to the accumulator.

    Tighten 

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

  6. Install the coolant recovery reservoir. Refer to Coolant Recovery Reservoir Replacement in Engine Cooling .
  7. Leak test the fittings of the component using the J-39400-A  .
    Fig 1: Installing Rear Suction Line & Suction Line Nuts
    G01216915Courtesy of GENERAL MOTORS CORP.
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