# 1999 Mercury Cougar runs poorly when engine is warm

**URL:** <https://community.cartalk.com/t/1999-mercury-cougar-runs-poorly-when-engine-is-warm/53847>\
**Category:** Maintenance/Repairs\
**Tags:** mercury, cougar\
**Created:** [August 20, 2010, 5:31am UTC](https://community.cartalk.com/t/1999-mercury-cougar-runs-poorly-when-engine-is-warm/53847 "2010-08-20T05:31:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mercurycougar1999](https://avatars.discourse-cdn.com/v4/letter/m/59ef9b/32.png) [@mercurycougar1999](https://community.cartalk.com/u/mercurycougar1999)\
**Post date:** [August 20, 2010, 5:31am UTC](https://community.cartalk.com/t/1999-mercury-cougar-runs-poorly-when-engine-is-warm/53847/1 "2010-08-20T05:31:22Z")

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My 1999 Mercury Cougar runs great at cold start-up, but in runs bad once the engine is warm and will die unless I keep pumping the gas. Also, after the engine is warm, you have to flood it in order for it to start. How can I get this fixed?