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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 641 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Compressor Hose Assembly Replacement (RPO LSJ) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
  1. Route the compressor hose to the evaporator hose.
    2. Fig 1: View Of Compressor & Condenser Hose Assembly
    GM865182Courtesy of GENERAL MOTORS CORP.
  2. Install new sealing washers on the compressor and condenser hose fittings. Refer to Sealing Washer Replacement .
  3. Install the A/C compressor and condenser hose assembly to the compressor.
    4. NOTE: Refer to Fastener Notice .
  4. Install the A/C compressor and condenser hose assembly bolt.

    Tighten:  Tighten the bolt to 20 N.m (15 lb ft).

    5. Fig 2: View Of Compressor Hose At Condenser
    GM872545Courtesy of GENERAL MOTORS CORP.
  5. Install a new seal washer to the compressor hose. Refer to Sealing Washer Replacement .
  6. Install the compressor hose and bolt to the condenser.

    Tighten:  Tighten the bolt to 20 N.m (15 lb ft).

    7. Fig 3: View Of Pressure Transducer Electrical Connector
    GM872571Courtesy of GENERAL MOTORS CORP.
  7. Connect the pressure transducer electrical connector.
    8. Fig 4: Locating Charge Air Cooler Pump Mounting Clamp Bolts
    GM1388246Courtesy of GENERAL MOTORS CORP.
  8. Install the charge cooler pump.

    Tighten:  Tighten the bolts to 10 N.m (88 lb in).

  9. Lower the vehicle.
    10. Fig 5: View Of Compressor & Evaporator Hoses (2.0L)
    GM1403001Courtesy of GENERAL MOTORS CORP.
  10. Install a new seal washer to the compressor hose. Refer to Sealing Washer Replacement .
  11. Install the compressor hose and nut to the evaporator hose.

    Tighten:  Tighten the nut to 20 N.m (15 lb ft).

  12. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
  13. Leak test the fittings using the J 39400-A  . See Special Tools .
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