# 99 Integra LS cooling issues...maybe?!?!

**URL:** <https://forums.speedlife.net/t/99-integra-ls-cooling-issues-maybe/199268>\
**Category:** PittSpeed Automotive\
**Created:** [August 27, 2008, 4:14pm UTC](https://forums.speedlife.net/t/99-integra-ls-cooling-issues-maybe/199268 "2008-08-27T16:14:00Z")\
**Posts on this page:** 1\
**Showing post:** 9

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**Author:** ![stenseltizm](https://avatars.discourse-cdn.com/v4/letter/s/a88e4f/32.png) [@stenseltizm](https://forums.speedlife.net/u/stenseltizm)\
**Post date:** [August 29, 2008, 7:24am UTC](https://forums.speedlife.net/t/99-integra-ls-cooling-issues-maybe/199268/9 "2008-08-29T07:24:33Z")

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> [@spoon\_fed"](#):
>
> Also, when I squeezed my return line to the block, it was empty!!! It eventually filled up, but if you rev the engine with your hand around the line, it pulsates.

> [@TW/FS: 1989 Toyota Supra Turbo Project](https://forums.speedlife.net/t/tw-fs-1989-toyota-supra-turbo-project/32471/116):
>
> maybe its just low on fluid?

+1

If your shit has air in the system it’s going to cause weird problems. Make sure you have the system completely full and bleed all the air out of it. If it still ends up low you are loosing coolant somewhere, either leaking it burning it or boiling over and pissing it out your overflow.

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