GM: Electra/Park Avenue/Ninety-Eight 1990-1993

Compressor

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Fig. Fig. 1 A/C compressor mounting

REMOVAL & INSTALLATION



  1. Review the list under Useful Notes, above.
  2.  
  3. Disconnect the negative battery cable. Properly discharge the air conditioning system.
  4.  
  5. Use an 18mm box end wrench on the serpentine belt tensioner pulley bolt, rotate counterclockwise, and remove the belt.
  6.  
  7. Raise the vehicle and support safely. Remove the splash shield and disconnect the electrical connectors from the compressor.
  8.  
  9. Slowly remove the retaining bolt from the refrigerant lines, and disconnect the lines.
  10.  
  11. Remove the compressor mounting bolts and remove the compressor.
  12.  

To install:

  1. Install the compressor to the bracket and install the bolts. Torque the front bolts to 37 ft. lbs. (50 Nm) and the rear bolt to 20 ft. lbs. (25 Nm).
  2.  
  3. Connect the refrigerant lines, using new seals lubricated with refrigerant oil.
  4.  
  5. Connect the electrical connectors and install the splash shield.
  6.  
  7. Install the serpentine belt.
  8.  
  9. Evacuate, recharge, and leak test the air conditioning system.
  10.  
  11. Connect the negative battery cable, and check the climate control system for proper operation.
  12.  

 
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