GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Saturn 🢒 2009 🢒 Astra 🢒 Preface 🢒 Dangers, Warnings, and Cautions 🢒 Air Conditioning Compressor Replacement

Removal Procedure
  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.

    2. Object Number: 1947369 Size: LH
  2. Disconnect the compressor refrigerant line.

    3. Remove the bolt (1).

  3. Raise the vehicle to full height.
  4. Remove the engine splash shield.
    5. • Remove the 4 bolts.
    • Open the 2 body-bound rivets.
  5. Relieve the pressure on the ribbed V-belt and remove from the compressor. Refer to Drive Belt Replacement.

    6. Object Number: 1947371 Size: SH
  6. Disconnect the wiring harness plug for the compressor.

    7. Release and disconnect the compressor wiring harness plug.


    Object Number: 1945957 Size: SH
  7. Disconnect and remove the compressor from the main bracket.

    8. Remove the 3 bolts (1).

Installation Procedure
  1. Determine quantity of compressor lubricant and top up.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Insert the compressor and attach to the main bracket.

    3. Tighten
    Tighten the 3  bolts to 22 N·m (16 lb ft).

  3. Position the ribbed V-belt on the compressor. Refer to Drive Belt Replacement.
  4. Connect the wiring harness plug for the compressor.
  5. Install the engine splash shield.

    6. Tighten
    Tighten the 4 bolts to 8 N·m (70 lb in).

  6. Fasten the 2 body-bound rivets.
  7. Lower the vehicle to the ground.
  8. Install the refrigerant line to the compressor.
  9. Replace the 2 seal rings.

    10. Tighten
    Tighten the bolt to 20 N·m (15 lb ft).

  10. Recharge the air conditioning system. Refer to Refrigerant Recovery and Recharging.