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brownjeff, ASE Certified Technician
Category: Dodge
Satisfied Customers: 13886
Experience:  17 years experience, ASE certified, dealership certified, Service Manager for 15 years,
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How do I replace the thermostat in my 2001 grand caravan 3.3l?

Customer Question

how do I replace the thermostat in my 2001 grand caravan 3.3l?
Submitted: 6 years ago.
Category: Dodge
Expert:  brownjeff replied 6 years ago.

Here is the information on replacing the thermostat:



  1. Drain cooling system down below the thermostat level



  • Remove radiator upper hose from coolant outlet connector.



    1. Remove coolant outlet connector bolts and connector.
    2. Remove thermostat from outlet connector.
    3. Discard gasket and clean both gasket sealing surfaces.




    To ensure proper seating of replacement thermostat, carefully remove the bulged metal from the wall of the outlet connector recess that was created during. the staking procedure that held the OEM thermostat in place . It is not necessary to restake the replacement thermostat into the connector.




  • Position thermostat to coolant outlet connector. Align the two locating notches on thermostat to the connector. This position will ensure proper location of the thermostat air bleed.
  • Position a new gasket over the thermostat and connector making sure thermostat is in proper position and in the recess provided.
  • Install thermostat and connector assembly to the intake manifold. Tighten bolts to 28 Nm (250 inch lbs.) .
  • Install the radiator upper hose to coolant outlet connector.
  • Refill the cooling system to the proper level.

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