GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Remove the right front tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  4. Remove the engine splash shield. Refer to Engine Splash Shield Replacement in Body Front End.
  5. Disconnect the wiring harness connector from the oil pressure sensor.

  6. Object Number: 153591  Size: SH
  7. Drain the engine oil. Remove the oil filter. Refer to Engine Oil and Oil Filter Replacement .

  8. Object Number: 406042  Size: SH
  9. Remove the four bolts holding the oil filter adapter to the engine front cover.
  10. Remove the following components:
  11. • The oil filter adapter
    • The gasket
    • The oil pressure valve and spring
  12. Clean the parts in a suitable solvent. Dry the parts.
  13. Clean all of the gasket sealing surfaces.
  14. Inspect the following areas:
  15. • The oil pressure valve and the valve bore for burrs
    • The spring for loss of tension. Replace the spring if you are in doubt.

    Object Number: 406041  Size: SH
  16. If replacing the oil filter adapter and valve assembly, remove the engine oil pressure indicator switch from the oil filter adapter and valve assembly. Refer to Engine Oil Pressure Sensor and/or Switch Replacement .

Installation Procedure

Tools Required

J 36660-A Electronic Torque Angle Meter


    Object Number: 406041  Size: SH

    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.

  1. If replacing the oil filter adapter and valve assembly, install the engine oil pressure indicator switch to the oil filter adapter and valve assembly. Refer to Engine Oil Pressure Sensor and/or Switch Replacement .
  2. Tighten
    Tighten the engine oil pressure indicator switch to 16 N·m (12 lb ft).


    Object Number: 406042  Size: SH
  3. Install the spring into the engine front cover.
  4. Install the oil pressure valve into the engine front cover.
  5. Install the oil filter adapter and a new gasket.
  6. Install the oil filter adapter attaching bolts.
  7. Tighten
    Tighten the oil filter adapter attaching bolts to 15 N·m (11 lb ft). Use the J 36660-A in order to rotate the bolts an additional 50 degrees.


    Object Number: 153591  Size: SH
  8. Install the engine oil drain plug. Refer to the manufacturer's instructions included with the oil filter. Install the oil filter.
  9. Connect the wiring harness connector to the oil pressure sensor.
  10. Install the engine splash shield. Refer to Body Front End.
  11. Install the right front tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  12. Lower the vehicle.
  13. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  14. Inspect for the following conditions:
  15. • The oil pressure
    • Proper fluid levels
    • Leaks