Overheating

2000 CHRYSLER 300M
174,389 MILES
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ELIDA ARRIAGA
  • MEMBER
  • 1 POST
My car overheats. I have changed thermostat, radiator, and water pump. But still overheats. What is the problem?
Jul 26, 2017 at 1:22 PM
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HARRY P
  • ASE Certified Mechanic
  • 2,292 POSTS
  • ASE Certified Mechanic
Is the cooling fan coming on when the car is warmed up? If not, then that is your problem. Check this article out:

https://www.2carpros.com/articles/how-an-electric-cooling-fan-works

Your car has an electric fan.

If your fan is not coming on, the problem could be in a coolant temperature sensor. It could be not reporting the temperature to the engine computer, which is in turn not turning on the fan when needed. This is a common issue among pretty much all cars with electric fans. So start with checking that and let us know what you find. We will go from there.
Jul 26, 2017 at 2:12 PM
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