# 2011 Jeep Grand Cherokee AC mystery

**URL:** <https://community.cartalk.com/t/2011-jeep-grand-cherokee-ac-mystery/143058>\
**Category:** Maintenance/Repairs\
**Tags:** grand-cherokee, jeep\
**Created:** [June 26, 2019, 3:44pm UTC](https://community.cartalk.com/t/2011-jeep-grand-cherokee-ac-mystery/143058 "2019-06-26T15:44:15Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![pat14](https://avatars.discourse-cdn.com/v4/letter/p/e0b2c6/32.png) [@pat14](https://community.cartalk.com/u/pat14)\
**Post date:** [June 26, 2019, 3:44pm UTC](https://community.cartalk.com/t/2011-jeep-grand-cherokee-ac-mystery/143058/1 "2019-06-26T15:44:15Z")

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a/c will blow normal for 2 minutes then completely shut down for 6 seconds then return to normal i’ve had the system drained and refilled also rebooted computer behind the a/c control knobs the problem still exists

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**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [June 27, 2019, 3:51pm UTC](https://community.cartalk.com/t/2011-jeep-grand-cherokee-ac-mystery/143058/2 "2019-06-27T15:51:01Z")

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Sounds like the expansion valve is malfunctioning.

[https://www.rockauto.com/en/moreinfo.php?pk=8136992&cc=1446514&jsn=385](https://www.rockauto.com/en/moreinfo.php?pk=8136992&cc=1446514&jsn=385)

Tester