Aspen 2007, Durango 2005-2007

Removal & Installation

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3.7L Engine



  1. Before servicing the vehicle, please familiarize yourself with safety procedures.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Fan and clutch assembly from the pump
     
    Fan shroud and fan assembly. If you-re reusing the fan clutch, keep it upright to avoid silicone fluid loss!
     
    Lower hose
     
    Water pump (8 bolts)
     

  6.  
  7. Installation is the reverse of removal. Tighten the bolts, in sequence, to 40 ft. lbs. (54 Nm).
  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
     
    Fan and clutch assembly from the pump
     
    Fan shroud and fan assembly. If you-re reusing the fan clutch, keep it upright to avoid silicone fluid loss!
     
    Lower hose
     
    Water pump (8 bolts)
     

  6.  
  7. Installation is the reverse of removal. Tighten the bolts, in sequence, to 40 ft. lbs. (54 Nm).

    Click image to see an enlarged view

    Fig. Water pump torque sequence-3.7L and 4.7L engine

  8.  

4.7L Engine



  1. Before servicing the vehicle, please familiarize yourself with safety procedures.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove or disconnect the following:
    NOTE
    If a new pump is being installed; don-t separate the fan from the drive.


    WARNING
    Keep the fan upright to avoid fluid loss from the drive.



    Negative battery cable
     
    Fan and fan drive assembly from the pump. Don-t attempt to remove it from the vehicle, yet.
     



    Shroud and fan
     



    Accessory drive belt
     
    Lower radiator hose
     
    Water pump

    Click image to see an enlarged view

    Fig. Water pump torque sequence-3.7L and 4.7L engine

     

  6.  
  7. Installation is the reverse of removal. Tighten the bolts in sequence to 40 ft. lbs. (54 Nm).
  8.  

  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove or disconnect the following:
    NOTE
    If a new pump is being installed; don-t separate the fan from the drive.


    WARNING
    Keep the fan upright to avoid fluid loss from the drive.



    Negative battery cable
     
    Fan and fan drive assembly from the pump. Don-t attempt to remove it from the vehicle, yet.
     



    Shroud and fan
     



    Accessory drive belt
     
    Lower radiator hose
     
    Water pump
     

  6.  
  7. Installation is the reverse of removal. Tighten the bolts in sequence to 40 ft. lbs. (54 Nm).
  8.  

5.7L Engines



  1. Before servicing the vehicle, please familiarize yourself with safety procedures.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Accessory drive belt
     
    Engine cooling fan
     
    Coolant recovery bottle
     
    Washer bottle
     
    Fan shroud
     
    A/C compressor and alternator brace
     
    Idler pulleys
     
    Belt tensioner
     
    Radiator hoses
     
    Heater hoses
     
    Water pump
     

  6.  

To install:

  1. Install or connect the following:

    Water pump. Tighten the bolts to 18 ft. lbs. (24 Nm).
     
    Heater hoses
     
    Radiator hoses
     
    Idler pulleys
     
    A/C compressor and alternator brace
     
    Fan shroud
     
    Washer bottle
     
    Coolant recovery bottle
     
    Accessory drive belt
     
    Negative battery cable
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.
  6.  

  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
     
    Accessory drive belt
     
    Engine cooling fan
     
    Coolant recovery bottle
     
    Washer bottle
     
    Fan shroud
     
    A/C compressor and alternator brace
     
    Idler pulleys
     
    Belt tensioner
     
    Radiator hoses
     
    Heater hoses
     
    Water pump
     

  6.  

To install:

  1. Install or connect the following:

    Water pump. Tighten the bolts to 18 ft. lbs. (24 Nm).
     
    Heater hoses
     
    Radiator hoses
     
    Idler pulleys
     
    A/C compressor and alternator brace
     
    Fan shroud
     
    Washer bottle
     
    Coolant recovery bottle
     
    Accessory drive belt
     
    Negative battery cable
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.
  6.  

5.9L Engine



  1. Before servicing the vehicle, please familiarize yourself with safety procedures.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove or disconnect the following:
    NOTE
    Do not store the fan clutch assembly horizontally, silicone may leak into the bearing grease and cause contamination.



    Negative battery cable
     
    Engine cooling fan and shroud
     



    Accessory drive belt
     
    Water pump pulley
     
    Lower radiator hose
     
    Heater hose and tube
     
    Bypass hose
     
    Water pump
     

  6.  

To install:

  1. Install or connect the following:

    Water pump, using a new gasket. Tighten the bolts to 30 ft. lbs. (40 Nm).
     
    Bypass hose
     
    Heater hose and tube. Use a new O-ring seal.
     
    Lower radiator hose
     
    Water pump pulley. Tighten the bolts to 20 ft. lbs. (27 Nm).
     
    Accessory drive belt
     
    Engine cooling fan and shroud
     
    Negative battery cable
     

  2.  
  3. Fill the cooling system.
  4.  
  5. Start the engine and check for leaks.

    Click image to see an enlarged view

    Fig. Water pump mounting bolt locations-5.9L engines

  6.  

 
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