GM Service Manual Online
For 1990-2009 cars only
  1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Partially drain the cooling system. Refer to Cooling System Draining and Filling .
  3. Important: To prevent shearing of the rubber bushings, loosen the bolts on the engine struts before swinging the struts.

  4. Remove the engine strut brace bolts from the upper tie bar and rotate the struts and the braces rearward. Refer to Engine Mount Strut Bracket Replacement .
  5. Remove the front fender upper diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement in Body Front End.
  6. Carefully disconnect the throttle body air inlet and adjust the air cleaner assembly for access.
  7. Disconnect the radiator inlet hose from the radiator.

  8. Object Number: 455957  Size: SH
  9. Disengage the cooling fan shroud retainers.
  10. Remove the cooling fan shroud bolts.
  11. Disconnect the transmission oil cooler lines from the retainers at the bottom of the cooling fan shroud.
  12. Disengage the cooling fan shroud clip from the top of the radiator.
  13. Reposition the cooling fan shroud for access.
  14. Disconnect the cooling fan shroud electrical connector.
  15. Remove the cooling fan shroud.

Installation Procedure


    Object Number: 455957  Size: SH
  1. Connect the cooling fan shroud electrical connector.
  2. Install the cooling fan shroud.
  3. Install the cooling fan shroud clip to the top of the radiator. Apply pressure in order to completely engage the clip onto the radiator.
  4. Connect the transmission oil cooler lines to the retainers at the bottom of the cooling fan shroud.
  5. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  6. Install the cooling fan shroud bolts.
  7. Tighten
    Tighten the cooling fan shroud bolts to 10 N·m (89 lb in).

  8. Install the cooling fan shroud retainers.
  9. Connect the radiator inlet hose to the radiator.
  10. Install the air cleaner assembly and carefully connect the throttle body air inlet duct.
  11. Install the front fender upper diagonal brace. Refer to Front Fender Upper Diagonal Brace Replacement in Body Front End.
  12. Rotate the struts and the braces forward to the proper position. Install the engine strut brace bolts to the upper tie bar. Refer to Engine Mount Strut Bracket Replacement .
  13. Fill the cooling system. Refer to Cooling System Draining and Filling .
  14. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection .
  15. Inspect for proper operation.