A coolant leak can come from several components. It could be the radiator, the hoses, thermostat housing, water pump etc. Overtime the rubber hoses goes brittle and seals becomes weak and starts to leak.
You need to visually check to see if you are able to observer where the leak is form.
Sometimes you can do a pressure test when the engine is cool and might be able to observe where it is leaking.
Here are couple of helpful articles to get you started:
Please let me know of any questions.
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Wednesday, August 4th, 2021 AT 9:43 PM