# 1999 jeep grand cherokee a/c

**URL:** <https://community.cartalk.com/t/1999-jeep-grand-cherokee-a-c/2475>\
**Category:** Maintenance/Repairs\
**Created:** [August 1, 2007, 1:34am UTC](https://community.cartalk.com/t/1999-jeep-grand-cherokee-a-c/2475 "2007-08-01T01:34:08Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![maxb1945](https://avatars.discourse-cdn.com/v4/letter/m/5f9b8f/32.png) [@maxb1945](https://community.cartalk.com/u/maxb1945)\
**Post date:** [August 1, 2007, 1:34am UTC](https://community.cartalk.com/t/1999-jeep-grand-cherokee-a-c/2475/1 "2007-08-01T01:34:08Z")

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VENTS CLOSE WHILE A/C IS RUNNING. ANY SOLUTIONS?

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**Author:** ![Cougar](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/cougar/32/21348_2.png) [@Cougar](https://community.cartalk.com/u/Cougar)\
**Post date:** [August 1, 2007, 9:15am UTC](https://community.cartalk.com/t/1999-jeep-grand-cherokee-a-c/2475/2 "2007-08-01T09:15:21Z")

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The vent doors are usually controlled by the vacuum system so check for a leak in it.

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**Author:** ![Joseph\_E\_Meehan](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/joseph_e_meehan/32/21_2.png) [@Joseph\_E\_Meehan](https://community.cartalk.com/u/Joseph_E_Meehan)\
**Post date:** [August 1, 2007, 10:54am UTC](https://community.cartalk.com/t/1999-jeep-grand-cherokee-a-c/2475/3 "2007-08-01T10:54:30Z")

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Or a loose hose. Don’t confine your search to the vents