Infinity_QX56_2004-2005

Radiator

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Removal & Installation




NOTE
Never remove the radiator cap when the engine is hot. Serious burns could occur from high-pressure engine coolant escaping from the radiator.

  1. Be sure the engine is cold before removing the radiator.
  2.  
  3. Disconnect the negative battery cable.
  4.  
  5. Remove the engine room cover.
  6.  
  7. Drain the engine coolant. Be sure to properly dispose of the used coolant.
  8.  
  9. Remove the air cleaner and air duct assembly.
  10.  
  11. Disconnect and plug the automatic transmission fluid lines.
  12.  
  13. Disconnect the upper radiator hose. Do not allow coolant to contact the drive belts.
  14.  
  15. Disconnect the lower radiator hose. Do not allow coolant to contact the drive belts.
  16.  
  17. To remove the lower radiator shroud, release the tabs and pull the lower radiator shroud rearwards and down.
  18.  
  19. Remove the radiator shroud upper bolts and remove the upper radiator shroud.
  20.  
  21. Remove the air conditioning condenser bolts and brackets.
    NOTE
    Lift the condenser up and forward to remove it from the radiator.

  22.  
  23. Remove the transmission fluid cooler bolts and the fluid cooler from the radiator. Position it to the side.
  24.  
  25. Lift up and remove the radiator. Be careful not to damage or scratch the air conditioning condenser and radiator core when removing the radiator.
  26.  

To install:

  1. Installation is the reverse of the removal procedure.
  2.  
  3. Be sure to refill the cooling using the proper grade and type engine coolant.
  4.  
  5. Start the engine and check for leaks.
  6.  
  7. Start the engine and allow it to reach operation temperature. Recheck the coolant level, fill as required.

    Click image to see an enlarged view

    Fig. Radiator and related components

  8.  

 
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