Overheating

2002 FORD EXPEDITION
138,005 MILES • 4.0L • 6 CYL • 2WD • AUTOMATIC
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TRISHSALKEY
  • MEMBER
  • 1 POST
I had just had the thermostat housing and water pump replaced with brand new parts. However vehicle still overheats and it not reading on diagnostic reader. Is there a reason why it is doing that and is there a way that i could replace it myself?.
Jun 19, 2021 at 5:27 AM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
It sounds like you could have a clogged radiator, stuck thermostat, coolant leak or the radiator cooling fan is not working and there is an outside change you have a blown head gasket as well. to be sure lets run down these guides to help us pinpoint and fix the issue:

https://www.2carpros.com/articles/engine-overheating-or-running-hot

and

https://youtu.be/5zpNjYmmiYY

and

https://www.2carpros.com/articles/car-is-leaking-coolant

and

https://www.2carpros.com/articles/replace-thermostat

Let us know what happens and please upload pictures or videos of the problem.
Jun 20, 2021 at 12:20 PM
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