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Installation 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.
IMPORTANT: Replacement A/C compressors are partially precharged with polyalkylene glycol (PAG) oil. Refer to Refrigerant System Capacities .
    Fig 1: Identifying Compressor Bolts
    GM1547614Courtesy of GENERAL MOTORS CORP.
  1. If replacing the A/C compressor, balance the compressor oil. Refer to Compressor Oil Balancing (C60)  or Compressor Oil Balancing (C69) .
  2. Install the A/C compressor.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the A/C compressor bolts.

    Tighten:  Tighten the bolts to 50 N.m (37 lb ft).

    4. Fig 2: View Of Radiator Air Baffle Assemblies & Deflectors
    GM1547168Courtesy of GENERAL MOTORS CORP.
  4. Install the passenger side engine splash shield. Refer to Splash Shield Replacement - Engine .
  5. Install the air deflector and bolts.

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

  6. Lower the vehicle.
    7. Fig 3: Rotating Drive Belt Tensioner
    GM368807Courtesy of GENERAL MOTORS CORP.
  7. Release the drive belt tensioner.
  8. Install the drive belt to the A/C compressor.
  9. Install the drive belt to the generator pulley.
    10. Fig 4: Identifying Discharge Hose Sealing Washer (w/C69 Compressor)
    GM1547618Courtesy of GENERAL MOTORS CORP.
  10. Remove the caps or tape from the discharge and suction line openings.
  11. Install NEW sealing washers (3) to the discharge and suction lines.
  12. If equipped with a C69 compressor, install the discharge (5) and suction (2) lines to the compressor.
  13. Install the discharge line (5) to compressor nut (4).

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

  14. Install the suction line (2) to compressor nut (1).

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

    15. Fig 5: Identifying Compressor Hoses & Mounting Equipment
    GM1547615Courtesy of GENERAL MOTORS CORP.
  15. Remove the caps or tape from the discharge and suction line openings.
  16. Install NEW sealing washers (2) to the discharge and suction lines.
  17. If equipped with a C60 compressor, install the discharge (3) and suction (5) lines to the compressor.
  18. Install the suction line (5) to compressor nut (4).

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

  19. Install the discharge line (3) to compressor nut (4).

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

  20. Connect the A/C compressor electrical connector.
  21. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  22. Leak test the A/C fittings using the J 39400-A  .
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