GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1820422  Size: SH
  1. Remove the engine undercover shield. Refer to Engine Shield Replacement .
  2. Drain the engine oil.
  3. Remove the charge air system hoses and ducts. Refer to Charge Air Cooler Inlet Pipe and Outlet Pipe Replacement .

  4. Object Number: 1822576  Size: SH
  5. Remove the oil pan flange-to-transaxle bolts.
  6. Remove the A/C compressor lower bolts.
  7. Remove the oil pan.

Cleaning Procedure

  1. Clean the oil pan sealing surface.
  2. Clean the engine bed plate sealing surface.
  3. Clean the oil pan bolts.
  4. Clean the engine bed plate bolt holes.

Installation Procedure


    Object Number: 1822577  Size: SH
  1. Coat the sealant (LOCTITE 5900) on the oil pan sealing surface.

  2. Object Number: 1822576  Size: SH
  3. Install the oil pan.
  4. Install the A/C compressor lower bolts.
  5. Install the oil pan flange-to-transaxle bolts.
  6. Tighten

        • Tighten the oil pan tightening bolts to 11  N·m (97.4 lb in).
        • Tighten the A/C compressor lower bolts to 23  N·m (17 lb ft).
        • Tighten the oil pan flange-to-transaxle bolts to 50  N·m (36.9 lb ft).

    Object Number: 1820422  Size: SH
  7. Install the charge air system hoses and ducts. Refer to Charge Air Cooler Inlet Pipe and Outlet Pipe Replacement .
  8. Fill the engine with engine oil.
  9. Install the engine undercover shield. Refer to Engine Shield Replacement .