DeVille, Eldorado, Seville 1999-2005

Removal & Installation

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  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain the coolant.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Upper fill panel, if equipped
     
    AIR injection control valve, if equipped
     
    Air cleaner
     
    Oil level indicator tube nut, if necessary
     
    Water pump belt cover
     
    Water pump drive belt
     
    Lower radiator hose
     
    Thermostat bypass hose from the coolant inlet housing
     
    Water pump cover
     

  6.  
  7. Remove the water pump by rotating it clockwise using special Tool J 38816-1A (water pump remover/installer).
  8.  

To install:

  1. Install the water pump with a new O-ring, by turning it counterclockwise using the special tool, until it stops. Torque the water pump to 73 ft. lbs. (100 Nm).

    Click image to see an enlarged view

    Fig. To ensure proper operation, be sure to install a new O-ring

  2.  
  3. Install or connect the following:

    Water pump cover. Torque the bolts to 89 inch lbs. (10 Nm).
     
    Lower radiator hose
     
    Thermostat bypass hose to the coolant inlet housing
     
    Water pump drive belt
     
    Water pump belt cover
     
    Oil level indicator tube nut, if necessary
     
    Air cleaner
     
    AIR injection control valve, if equipped
     
    Upper fill panel, if equipped
     
    Negative battery cable
     

  4.  
  5. Refill and bleed the cooling system.
  6.  
  7. Run the engine and check for leaks.
  8.  

 
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