Corvette 1997-2005

Removal & Installation

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

    Negative battery cable
     
    Wiring harness from the Intake Air Temperature (IAT) and Mass Air Flow (MAF) sensor connectors
     
    Air intake duct
     
    Drive belt
     
    Inlet and outlet hoses from the water pump
     
    Heater hoses from the water pump
     
    Four water pump puller bolts
     
    Six water pump retaining bolts from the engine
     
    Water pump and gasket

    Click image to see an enlarged view

    Fig. Exploded view of the water pump mounting assembly

     

  6.  

To install:

  1. Clean the sealing surfaces on the water pump and engine block.
  2.  
  3. Install or connect the following:

    New gasket with the tabs facing up
     
    Water pump. Torque the bolts to 11 ft. lbs. (15 Nm) and then to 22 ft. lbs. (30 Nm).
     
    Water pump pulley (if equipped). Torque the bolts to 89 inch lbs. (10 Nm) and then to 18 ft. lbs. (25 Nm).
     
    Heater hoses to the water pump
     
    Radiator inlet and outlet hoses to the water pump
     
    Drive belt
     
    Air intake duct
     
    MAF and IAT sensor connectors
     
    Negative battery cable
     

  4.  
  5. Fill the cooling system.
  6.  
  7. Start the vehicle and check for leaks, repair if necessary.
  8.  

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

    Negative battery cable
     
    Air intake duct
     
    Drive belt
     
    Inlet and outlet hoses from the water pump
     
    Heater hoses from the water pump
     
    Water pump retaining bolts from the engine
     
    Water pump and gasket

    Click image to see an enlarged view

    Fig. Exploded view of the water pump mounting assembly

     

  6.  

To install:

  1. Clean the sealing surfaces on the water pump and engine block.
  2.  
  3. Install or connect the following:

    New gasket and water pump
     
    Torque the bolts, first to 11 ft. lbs. (15 Nm) and then to 22 ft. lbs. (30 Nm)
     
    Heater hoses to the water pump
     
    Radiator inlet and outlet hoses to the water pump
     
    Drive belt
     
    Air intake duct
     
    Negative battery cable
     

  4.  
  5. Fill the cooling system.
  6.  
  7. Start the vehicle and check for leaks.
  8.  

 
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