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Home >> Chevrolet >> 2004 >> Optra Base, Automatic >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC Systems >> Repair Instructions >> Air Conditioning Compressor Replacement >> Removal Procedure

Removal Procedure

    Fig 1: View Of Discharge Hose, Block And Nut
    GM1308335Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable.
  2. Discharge and recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
  3. Remove the discharge hose mounting nut.
  4. Lift the discharge hose mounting block and the suction hose from the compressor.
    5. Fig 2: View Of Serpentine Accessory Drive Belt Tensioner
    GM1241549Courtesy of GENERAL MOTORS CORP.
  5. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  6. Remove the engine under cover. Refer to Engine Cover Replacement .
  7. Remove the accessory drive belt.
    8. Fig 3: View Of Compressor And Bolts
    GM1308350Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the electrical connector at the compressor.
  9. Remove the compressor-to-bracket bolts. The 1.4 DOHC engine is shown, others similar.
  10. Remove the compressor.
  11. Drain the oil from the compressor into a container. Measure the amount of the oil that is drained, then discard the used oil.
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