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Installation Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Monte Carlo and 2003 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Installing Compressor Drain Plug
    GM301171Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the compressor drain plug (1).

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

  2. Fig 2: A/C Compressor, Rear Mounting Bracket, Bolts & Nuts (3.8L)
    GM277915Courtesy of GENERAL MOTORS CORP.
  3. Install the A/C compressor to the vehicle.
  4. Install the A/C compressor front nuts.

    Tighten:  Tighten the nuts to 100 N.m (74 lb ft).

  5. Install the rear A/C compressor bolts.

    Tighten:  Tighten the bolts to 31 N.m (23 lb ft).

  6. Install the new sealing washers. Refer to Sealing Washer Replacement .
  7. Install the A/C compressor hose assembly to the A/C compressor.
  8. Install the A/C compressor hose nut to the compressor.

    Tighten:  Tighten the nut to 33 N.m (24 lb ft).

  9. Connect the electrical connector to the A/C compressor.
  10. Install the lower air deflector. Refer to Radiator Air Baffle and Deflector Replacement - Lower in Engine Cooling.
  11. Install the splash shield to the right side of the engine. Refer to Splash Shield Replacement - Engine - Right in Body Front End.
  12. Lower the vehicle.
  13. Release the drive belt tension by lifting or rotating the drive belt tensioner with a breaker bar.
  14. Install the drive belt around the A/C compressor pulley.
    IMPORTANT: Make sure the drive belt is aligned into the proper grooves of all pulleys.
  15. Slowly release the tension from the drive belt tensioner and remove the breaker bar.
  16. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .
  17. Using J 39400-A  , leak test the fittings of the component. See Special Tools .