GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement .

  3. Object Number: 48320  Size: SH
  4. Using the J 38185 reposition the radiator inlet hose clamp from the radiator.
  5. Remove the radiator inlet hose from the radiator.
  6. Using the J 38185 reposition the radiator outlet hose clamp from the radiator.
  7. Remove the outlet hose from the radiator.
  8. Remove the transmission oil cooler lines from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection in Automatic Transmission.
  9. Remove the engine oil cooler lines from the radiator. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .

  10. Object Number: 48317  Size: SH
  11. Reposition the coolant recovery reservoir hose clamp from the coolant recovery reservoirs.
  12. Remove the coolant recovery reservoir hose from the radiator filler neck.
  13. Remove the grille. Refer to Grille Replacement in Exterior Trim.

  14. Object Number: 108126  Size: SH

    Important: It is not necessary to discharge the A/C system.

  15. Remove the 4 bolts attaching the A/C condenser to the radiator. Reposition the condenser.
  16. Remove the radiator.

Installation Procedure


    Object Number: 108126  Size: SH
  1. Install the radiator.
  2. 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.

  3. Install the 4 bolts attaching the A/C condenser to the radiator.
  4. Tighten
    Tighten the bolt to 6 N·m (53 lb in).

  5. Install the grille. Refer to Grille Replacement in Exterior Trim.

  6. Object Number: 48317  Size: SH
  7. Install the coolant recovery reservoir hose to the radiator filler neck.
  8. Reposition the coolant recovery reservoir hose clamp to the coolant recovery reservoir.
  9. Install the engine oil cooler lines to the connector fittings. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
  10. Install the transmission oil cooler lines into the connector fittings. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection in Automatic Transmission.

  11. Object Number: 48320  Size: SH
  12. Install the radiator inlet hose to the radiator.
  13. Using the J 38185 reposition the radiator inlet hose clamp to the radiator.
  14. Install the radiator outlet hose to the radiator.
  15. Using the J 38185 reposition the radiator outlet hose clamp to the radiator.
  16. Install the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement .
  17. Fill the cooling system. Refer to Cooling System Draining and Filling .