GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1675553  Size: SH
  1. Remove the engine oil cooler. Refer to Engine Oil Cooler Replacement .
  2. Disconnect the oil pressure sensor electrical connector (2).

  3. Object Number: 1712488  Size: SH
  4. Remove the nut securing the engine wiring harness clip to the oil filter adapter stud.
  5. Reposition the engine wiring harness out of the way.

  6. Object Number: 1712489  Size: SH
  7. Remove the oil filter adapter bolts and stud.
  8. Remove the oil filter adapter and gasket from the engine block.
  9. Discard the oil filter gasket.

  10. Object Number: 1712491  Size: SH
  11. If replacing the oil filter adapter, remove the oil pressure sensor.

  12. Object Number: 1581864  Size: SH
  13. If replacing the oil filter bypass valve, insert a flat bladed tool into the oil filter bypass hole and remove the valve.

Installation Procedure

Caution: Maximum gasket performance is achieved when using new fasteners, which contain a thread-locking patch. If the fasteners are not replaced, a thread locking chemical must be applied to the fastener threads. Failure to replace the fasteners or apply a thread-locking chemical MAY reduce gasket sealing capability.


    Object Number: 1581864  Size: SH
  1. If the oil filter bypass valve was replaced, seat the valve fully below the bypass valve hole chamfer.

  2. Object Number: 1712491  Size: SH
  3. If the oil filter adapter was replaced, lubricate the oil pressure sensor seal with clean engine oil.
  4. Apply sealant to the threads of the oil pressure sensor. Refer to Adhesives, Fluids, Lubricants, and Sealers .
  5. Caution: Refer to Fastener Caution in the Preface section.

  6. Install the oil pressure sensor to the oil filter adapter and tighten to 16 N·m (12 lb ft) .

  7. Object Number: 1712489  Size: SH
  8. Apply sealant to the bolt/stud threads, if required. Refer to Adhesives, Fluids, Lubricants, and Sealers .
  9. Position the NEW oil filter gasket and the oil filter adapter to the engine block.
  10. Install the oil filter adapter bolts and stud and tighten to 25 N·m (18 lb ft) .

  11. Object Number: 1712488  Size: SH
  12. Install the engine wiring harness clip to the oil filter adapter stud.
  13. Install the engine wiring harness nut and tighten to 12 N·m (106 lb in) .

  14. Object Number: 1675553  Size: SH
  15. Disconnect the oil pressure sensor electrical connector (2).
  16. Install the engine oil cooler. Refer to Engine Oil Cooler Replacement .