Noise after replacing water pump?

2005 MAZDA 6
159,000 MILES • 3.0L • 6 CYL • AUTOMATIC
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MEGAN23
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I replaced water pump started the car and it seemed fine, about ten minutes later a boiling sound started coming from the water reservoir.
Dec 8, 2022 at 6:08 PM
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STRAILER
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This can happen when the thermostat sticks closed. Also, double check the coolant level to make sure it is full. This video will show you how and I have included a guide and instructions for your car in the images below on how to change out the thermostat.

https://youtu.be/GSE9skKnOgY

and

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

Check out the images (below). Let us know what happens and please upload pictures or videos of the problem.
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Dec 9, 2022 at 10:12 AM