GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 36660-A Torque Angle Meter

Removal Procedure


    Object Number: 445688  Size: SH
  1. Remove the drive belt. Refer to Drive Belt Replacement .
  2. Remove the engine ground strap bolt (1) and ground strap (2).
  3. Disconnect the A/C compressor electrical connector (3).
  4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  5. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement .
  6. Remove the A/C compressor mounting bracket. Refer to Compressor Mounting Bracket Replacement in Heating, Ventilation and Air Conditioning.

  7. Object Number: 440853  Size: SH
  8. Disconnect the oil pressure sensor electrical connector (2).

  9. Object Number: 440848  Size: SH
  10. Remove the oil pressure sensor.

  11. Object Number: 440847  Size: SH
  12. Remove the engine oil filter. Refer to Engine Oil and Oil Filter Replacement .

  13. Object Number: 440844  Size: SH
  14. Remove the oil filter adapter bolts (3).
  15. Remove the oil filter adapter (2) and gasket (1).
  16. Remove the pressure relief valve (4) and spring (5).
  17. Clean the parts in a suitable solvent. Dry the parts.
  18. Clean all of the gasket sealing surfaces.
  19. Inspect the following areas:
  20. • The oil pressure relief valve (4) and the valve bore for burrs.
    • The spring (5) for loss of tension, replace the spring if necessary.

Installation Procedure


    Object Number: 440844  Size: SH
  1. Install the pressure relief valve (4) and spring (5).
  2. Install the oil filter adapter (2) and gasket (1).
  3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  4. Install the oil filter adapter bolts (3).
  5. Tighten
    Tighten the oil filter adapter bolts (3) to 15 N·m (11 lb ft). Use the J 36660-A to torque the oil filter adapter bolts (3) an additional 50 degrees.


    Object Number: 440847  Size: SH
  6. Install a new oil filter. Refer to Engine Oil and Oil Filter Replacement .

  7. Object Number: 440848  Size: SH
  8. Install the oil pressure sensor.
  9. Tighten
    Tighten the oil pressure sensor to 16 N·m (12 lb ft).


    Object Number: 440853  Size: SH
  10. Connect the oil pressure sensor electrical connector (2).
  11. Install the A/C compressor mounting bracket. Refer to Compressor Mounting Bracket Replacement in Heating, Ventilation and Air Conditioning.
  12. Lower the vehicle.

  13. Object Number: 445688  Size: SH
  14. Connect the A/C compressor electrical connector (3).
  15. Install the engine ground strap (2) and bolt (1).
  16. Tighten
    Tighten the engine ground strap bolt to 25 N·m (18 lb ft).

  17. Install the drive belt. Refer to Drive Belt Replacement .
  18. Fill the crankcase with engine oil. Refer to Engine Oil and Oil Filter Replacement .