Noise after replacing water pump?

Tiny
MEGAN23
  • MEMBER
  • 2005 MAZDA 6
  • 3.0L
  • 6 CYL
  • AUTOMATIC
  • 159,000 MILES
I replaced water pump started the car and it seemed fine, about ten minutes later a boiling sound started coming from the water reservoir.
Thursday, December 8th, 2022 AT 6:08 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,883 POSTS
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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Friday, December 9th, 2022 AT 10:12 AM

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