GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Open the hood.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  3. Drain the cooling system. Refer to Cooling System Draining and Filling.
  4. Remove the air conditioning compressor. Refer to Air Conditioning Compressor Replacement.
  5. Remove the generator. Refer to Generator Replacement.
  6. Remove the timing belt rear cover. Refer to Timing Belt Rear Cover Replacement.
  7. Remove the oil pan. Refer to Oil Pan Replacement.
  8. Remove the radiator outlet hose from the water pump. Refer to Radiator Outlet Hose Replacement.

  9. Object Number: 2027690  Size: SH
  10. Remove the engine oil cooler inlet pipe bolt (4).
  11. Push the engine oil cooler inlet pipe (1) into the engine oil cooler housing (2).
  12. Remove the engine oil cooler outlet pipe bolts (5).
  13. Push the engine oil cooler outlet pipe (3) into the engine oil cooler housing (2).

  14. Object Number: 2027688  Size: SH
  15. Remove the 8 engine front cover bolts (2, 3).
  16. Remove the engine front cover (4).
  17. Remove the engine front cover seal (1).

Installation Procedure

  1. Clean sealing surface.

  2. Object Number: 2027688  Size: SH
  3. Install a NEW engine front cover seal (1).
  4. Install the engine front cover (4).
  5. Install the 8 engine front cover bolts (2, 3) and tighten to  20 N·m (15 lb ft).

  6. Object Number: 2027690  Size: SH
  7. Push the engine oil cooler outlet pipe (3) to the water pump (6).
  8. Install the engine oil cooler outlet pipe bolts (5) and tighten to  8 N·m (71 lb in).
  9. Push the engine oil cooler inlet pipe (1) into the water pump (6).
  10. Install the engine oil cooler inlet pipe bolt (4) and tighten to  8 N·m (71 lb in).
  11. Install the radiator outlet hose to the water pump. Refer to Radiator Outlet Hose Replacement.
  12. Install the oil pan. Refer to Oil Pan Replacement.
  13. Install the timing belt rear cover. Refer to Timing Belt Rear Cover Replacement.
  14. Install the generator. Refer to Generator Replacement.
  15. Install the air conditioning compressor. Refer to Air Conditioning Compressor Replacement.
  16. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection.
  17. Fill the cooling system. Refer to Cooling System Draining and Filling.
  18. Close the hood.