Thermostat bolt sizes?

2009 PONTIAC G6
150,000 MILES • 3.5L • 6 CYL • 2WD • AUTOMATIC
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BRETT N
  • MEMBER
  • 1 POST
The seized bolts broke and cut out. Need to find the size for replacement.
Apr 23, 2024 at 10:47 PM
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STRAILER
  • ✓Experienced Mechanic
  • 55,676 POSTS
Sorry, they don't give us that information, but it looks like there are 10mm thread 1.5 pitch and about 1.5 inches long. Check out the images (below). Let us know if you need anything else.
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Apr 25, 2024 at 3:30 AM
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