GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 499837  Size: SH
  1. Remove the three oil filter adapter bolts from the engine front cover.
  2. Remove the following components:
  3. 2.1. Remove the oil filter adapter.
    2.2. Remove the oil filter adapter gasket.
    2.3. Remove the oil pressure relief valve.
    2.4. Remove the oil pressure relief valve spring.
  4. Clean all parts in a suitable solvent and allow to dry.
  5. Inspect the following components:
  6. • Oil pressure valve (for burrs)
    • Valve bore (for burrs)
    • Valve spring (for loss of tension)

Installation Procedure

Tools Required

J 36660-A Torque Angle Meter


    Object Number: 499837  Size: SH
  1. Install the spring into the engine front cover.
  2. Install the oil pressure valve into the engine front cover.
  3. Install a new oil filter adapter gasket.
  4. Install the oil filter adapter.
  5. 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.

  6. Install the oil filter adapter bolts.
  7. Tighten
    Tighten the oil filter adapter bolts to 15 N·m (11 lb ft). Use the J 36660-A to tighten the oil filter adapter bolts an additional 50 degrees.