Thermostat Bolt sizes?

Tiny
BRETT N
  • MEMBER
  • 2009 PONTIAC G6
  • 3.5L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 150,000 MILES
The seized bolts broke and cut out. Need to find the size for replacement.
Wednesday, April 24th, 2024 AT 5:47 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,959 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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Thursday, April 25th, 2024 AT 10:30 AM

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