GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2008 🢒 STS 🢒 Engine 🢒 Engine Mechanical - 2.8L, 3.0L, 3.2L, or 3.6L 🢒 Oil Filter Adapter Installation

    Object Number: 945915 Size: SH
  1. Position a NEW oil filter adapter gasket onto the oil filter adapter.

    2. Object Number: 2004259 Size: SH
  2. Install the oil filter adapter bolts (1, 2) into the oil filter adapter.
  3. Loosely tighten the oil filter adapter bolts (1, 2).
  4. Install and loosely tighten the oil filter adapter bolt (3) into the oil filter adapter.

    5. Notice: Refer to Fastener Notice in the Preface section.

  5. Tighten the oil filter adapter bolts (1, 2, 3) into the engine block in the sequence shown.

    6. Tighten
    Tighten the oil filter adapter bolts in sequence to 23 N·m (17 lb ft).


    Object Number: 2004257 Size: SH
  6. Install a NEW oil filter cartridge.

    7. Object Number: 1306505 Size: SH

    Notice: Lubrication must be applied to the threads of the oil filter cap prior to installation. Failure to lubricate the oil filter cap threads can hinder later removal and cause possible oil filter cap damage.

  7. Lubricate the oil filter cap threads with clean engine oil.

    8. Object Number: 2004256 Size: SH

    Notice: Proper oil filter cap tightening is mandatory. Failure to tighten the oil filter cap to the proper specification can hinder later removal and cause possible oil filter cap damage.

  8. Install the oil filter cap.

    9. Tighten
    Tighten the oil filter cap to 25 N·m (18 lb ft).