What size are the thermostat housing bolts?

2006 CHEVROLET EQUINOX
300,000 MILES • 4 CYL • 2WD • AUTOMATIC
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CHRISMORRIS15
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I need to change my thermostat, but I'm scared my bolts are going to break if I try to take them out. So, I need to know what size the bolts are for the housing.
Sep 12, 2023 at 9:46 AM
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STRAILER
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It looks like there are 10mm x 1.5 thread. Here is a generic guide to help you step by step with instructions in the diagrams below to show you how on your car:

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

Check out the images (below). Please let us know if you need anything else to get the problem fixed.
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Sep 12, 2023 at 12:41 PM