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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 222 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Compressor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
  1. Recover the refrigerant from the air conditioning (A/C) system. Refer to Refrigerant Recovery and Recharging .
  2. Disconnect the A/C compressor electrical connector.
  3. Fig 1: Identifying Compressor Hoses & Mounting Equipment
    GM1547615Courtesy of GENERAL MOTORS CORP.
  4. If equipped with a C60 compressor, remove the discharge line (3) to compressor nut (4).
  5. Remove the suction line (5) to compressor nut (4).
  6. IMPORTANT: Cap or tape the openings of the A/C lines immediately in order to prevent system contamination.
  7. Remove the discharge (3) and suction (5) lines from the compressor.
  8. Remove and discard the sealing washers (2).
  9. Fig 2: Identifying Discharge Hose Sealing Washer (w/C69 Compressor)
    GM1547618Courtesy of GENERAL MOTORS CORP.
  10. If equipped with a C69 compressor, remove the discharge line (5) to compressor nut (4).
  11. Remove the suction line (2) to compressor nut (1).
  12. IMPORTANT: Cap or tape the openings of the A/C lines immediately in order to prevent system contamination.
  13. Remove the discharge (5) and suction (5) lines from the compressor.
  14. Remove and discard the sealing washers (3).
  15. Fig 3: Rotating Drive Belt Tensioner
    GM368807Courtesy of GENERAL MOTORS CORP.
  16. Release the drive belt tensioner.
  17. Remove the drive belt from the generator pulley.
  18. Remove the drive belt from the A/C compressor.
  19. Fig 4: View Of Radiator Air Baffle Assemblies & Deflectors
    GM1547168Courtesy of GENERAL MOTORS CORP.
  20. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  21. Remove the air deflector bolts and deflector.
  22. Remove the passenger side engine splash shield. Refer to Splash Shield Replacement - Engine .
  23. Fig 5: Identifying Compressor Bolts
    GM1547614Courtesy of GENERAL MOTORS CORP.
  24. Remove the A/C compressor bolts.
  25. Remove the A/C compressor.