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Installation Procedure

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  1. Install the A/C compressor (2) to the A/C bracket (1).
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Install the A/C compressor mounting bolts.

    Tighten 

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

  3. Connect the electrical connector to the A/C compressor.
  4. Install the A/C discharge hose to the compressor using new sealing washers. Refer to SEALING WASHER REPLACEMENT  .
  5. Install the A/C discharge hose bolt to the A/C compressor.

    Tighten 

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

  6. Install the A/C suction hose to the compressor using new sealing washers. Refer to SEALING WASHER REPLACEMENT  .
  7. Install the A/C suction hose bolt to the A/C compressor.

    Tighten 

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

  8. Install the intake air resonator replacement.
  9. Install the A/C drive belt. Refer to DRIVE BELT REPLACEMENT -- AIR CONDITIONING in Engine Mechanical - 4.8L, 5.3L, and 6.0L.
  10. Evacuate and recharge the A/C system. Refer to REFRIGERANT RECOVERY AND RECHARGING  .
  11. Leak test the fittings of the component using the J 39400-A  .
    Fig 1: Installing Compressor L18
    G01454193Courtesy of GENERAL MOTORS CORP.
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