GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Allure 🢒 Suspension 🢒 Tires and Wheels 🢒 Oil Filter Adapter and Bypass Valve Assembly Replacement

Special Tools

J 45059 Electronic Torque Angle Meter

Removal Procedure
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  3. Remove the right side wheel drive shaft. Refer to Wheel Drive Shaft Replacement.
  4. Disconnect the oil pressure sensor electrical connector.

    5. Object Number: 153591 Size: SH
  5. Remove the oil filter and drain the engine oil. Refer to Engine Oil and Oil Filter Replacement.

    6. Object Number: 406042 Size: SH
  6. Remove the four bolts holding the oil filter adapter to the engine front cover.
  7. Remove the following components:
    8. • Oil filter adapter
    • Gasket
    • Oil pressure valve and spring
  8. Clean the parts in a suitable solvent. Dry the parts.
  9. Clean the oil filter adapter gasket mating surfaces.
  10. Inspect the following areas:
    11. • The oil pressure valve and the valve bore for burrs
    • The spring for loss of tension--Replace the spring if necessary.

    Object Number: 406041 Size: SH
  11. If replacing the oil filter adapter and valve assembly, remove the engine oil pressure sensor from the oil filter adapter and valve assembly.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 406041 Size: SH
  1. If replacing the oil filter adapter and valve assembly, install the engine oil pressure sensor to the oil filter adapter and valve assembly.

    2. Tighten
    Tighten the engine oil pressure sensor to 16 N·m (12 lb ft).


    Object Number: 406042 Size: SH
  2. Install the spring into the engine front cover.
  3. Install the oil pressure valve into the engine front cover.
  4. Install the oil filter adapter and a new gasket.
  5. Install the oil filter adapter attaching bolts.

    6. Tighten

    1. Tighten the oil filter adapter bolts to 15 N·m (11 lb ft).
    2. Use the J 45059 to rotate the bolt an additional 50 degrees.

    Object Number: 153591 Size: SH
  6. Install the engine oil filter and the engine oil drain plug. Refer to Engine Oil and Oil Filter Replacement.
  7. Connect the oil pressure sensor electrical connector.
  8. Install the right side wheel drive shaft. Refer to Wheel Drive Shaft Replacement.
  9. Lower the vehicle.
  10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  11. Fill the crankcase with engine oil. Refer to Engine Oil and Oil Filter Replacement.
  12. Inspect for proper oil pressure.
  13. Inspect for leaks.