# Coolant building too much pressure

**URL:** <https://forums.speedlife.net/t/coolant-building-too-much-pressure/31555>\
**Category:** NYSpeed Automotive\
**Created:** [June 27, 2007, 8:19am UTC](https://forums.speedlife.net/t/coolant-building-too-much-pressure/31555 "2007-06-27T08:19:41Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Carnut](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/carnut/32/7590_2.png) [@Carnut](https://forums.speedlife.net/u/Carnut)\
**Post date:** [June 27, 2007, 8:41am UTC](https://forums.speedlife.net/t/coolant-building-too-much-pressure/31555/3 "2007-06-27T08:41:18Z")

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[quote=“bracketracer,post:2,topic:31555"”]

Leakdown test is the only way to know for sure if you’ve got a combustion leak into your cooling system.

[/quote]

agreed

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