GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove engine cover. Refer to Engine Cover Replacement .
  2. Raise vehicle by its full height. Refer to Lifting and Jacking the Vehicle .
  3. Remove the front compartment insulator. Refer to Front Compartment Insulator Replacement .
  4. Drain the cooling fluid. Refer to Cooling System Draining and Filling

  5. Object Number: 2027591  Size: SH
  6. Remove the heat shield nut (1).
  7. Remove the heat shield bolt (3).
  8. Remove the heat shield (2).

  9. Object Number: 2027605  Size: SH
  10. Remove the 2 hose clamps (1).
  11. Remove the engine oil cooler coolant outlet hose (2).

  12. Object Number: 2027607  Size: SH
  13. Remove the 2 hose clamps (1).
  14. Remove the engine oil cooler coolant inlet hose (2).

  15. Object Number: 2028065  Size: SH
  16. Drain the engine oil into collecting basin.
  17. Remove the oil filter housing oil drain bolt (5) with oil filter housing drain gasket (4) and drain the engine oil in the oil filter housing.
  18. Lower the vehicle full height.

  19. Object Number: 2028065  Size: SH
  20. Remove the oil filter cap (1) with oil filter cap gasket (2).
  21. Remove the oil filter (3).
  22. Remove the oil filter housing bolt (11).
  23. Remove the oil filter housing (10).
  24. Remove the oil filter housing gasket (9).
  25. Remove the engine oil cooler bolt (8).
  26. Note: Consider and note the engine oil cooler position for reinstalling.


    Object Number: 2028317  Size: MF
  27. Remove the engine oil cooler (1).

  28. Object Number: 2028065  Size: SH
  29. Remove the engine oil cooler gasket (6).

Installation Procedure


    Object Number: 2028065  Size: SH

    Note: Coat the gasket with new engine oil.

  1. Install a NEW engine oil cooler gasket (6).
  2. Note: Consider the marked installation position.


    Object Number: 2028317  Size: MF
  3. Install the engine oil cooler (1).
  4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2028065  Size: SH
  5. Install the engine oil cooler bolt (8) and tighten to  40 N·m (30 lb ft) .
  6. Note: Coat the gasket with new engine oil.

  7. Install a NEW oil filter housing gasket (9).
  8. Install the oil filter housing (10).
  9. Install the oil filter housing oil drain plug gasket (5)
  10. Install the oil filter housing bolt (11) and tighten to  50 N·m (37 lb ft) .
  11. Install the oil filter housing oil drain plug (4) and tighten to  XXX N·m (XXX lb ft) .
  12. Install a NEW oil filter (3).
  13. Install the oil filter cap (1) with a NEW oil filter cap gasket (2) and tighten to  25 N·m (19 lb ft) .
  14. Raise the vehicle full height.

  15. Object Number: 2027607  Size: SH
  16. Install the engine oil cooler coolant inlet hose (2).
  17. Install the 2 hose clamps (1).

  18. Object Number: 2027605  Size: SH
  19. Install the engine oil cooler coolant outlet hose (2).
  20. Install the 2 hose clamps (1).

  21. Object Number: 2027591  Size: SH
  22. Install the heat shield (2).
  23. Install the heat shield bolt (3) and tighten to  20 N·m (15 lb ft) .
  24. Install the heat shield nut (1) and tighten to  20 N·m (15 lb ft) .
  25. Install the front compartment insulator. Refer to Front Compartment Insulator Replacement .
  26. Lower the vehicle full height.
  27. Fill in cooling fluid. Refer to Cooling System Draining and Filling
  28. Install engine cover. Refer to Engine Cover Replacement .