GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1240405  Size: SH
  1. Drain the engine oil from the engine crankcase.
  2. Remove the front exhaust pipe from the exhaust manifold.
  3. Remove the exhaust manifold nuts and gaskets.
  4. Remove the clutch housing lower plate bolts.

  5. Object Number: 1224172  Size: SH
  6. Remove the clutch housing lower plate (2).

  7. Object Number: 1224174  Size: SH
  8. Remove the oil pan bolts and nuts (1).
  9. Remove the oil pan from the engine block (2).
  10. Clean the oil pan and engine block sealing surfaces.
  11. Clean the oil pan bolts.
  12. Clean the oil pan bolt holes in the engine block.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1224177  Size: SH

    Important: Install the oil pan within 5 minutes after applying liquid gasket to the oil pan.

  1. Install the oil pan with the bolts (2) and nuts (1).
  2. Tighten
    Tighten the oil pan bolts and nuts to 9-12 N·m (80-106 lb in).

  3. Discard the used oil pan drain plug washer and replace it with a new one.

  4. Object Number: 1224172  Size: SH
  5. Install the clutch housing lower plate (2) with bolts (1).
  6. Tighten
    Tighten the clutch housing lower plate bolts to 4-7 N·m (35-62 lb in).


    Object Number: 1240405  Size: SH
  7. Install the front exhaust pipe with nuts.
  8. Tighten
    Tighten the front exhaust pipe nuts to 25-35 N·m (18-25 lb ft).

  9. Check and fill engine oil.