# 2005 Jeep Grand Cherokee coolant disappeared

**URL:** <https://community.cartalk.com/t/2005-jeep-grand-cherokee-coolant-disappeared/124374>\
**Category:** Maintenance/Repairs\
**Tags:** grand-cherokee, jeep\
**Created:** [September 5, 2018, 12:30am UTC](https://community.cartalk.com/t/2005-jeep-grand-cherokee-coolant-disappeared/124374 "2018-09-05T00:30:06Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Marshall04](https://avatars.discourse-cdn.com/v4/letter/m/ee59a6/32.png) [@Marshall04](https://community.cartalk.com/u/Marshall04)\
**Post date:** [September 5, 2018, 12:30am UTC](https://community.cartalk.com/t/2005-jeep-grand-cherokee-coolant-disappeared/124374/1 "2018-09-05T00:30:06Z")

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Bought a gallon of coolant and added 1/2 to reservoir and one week later reservoir is empty. No water in oil and I don’t find any fluid on ground. Any ideas?

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**Author:** ![oldtimer-11](https://avatars.discourse-cdn.com/v4/letter/o/e79b87/32.png) [@oldtimer-11](https://community.cartalk.com/u/oldtimer-11)\
**Post date:** [September 5, 2018, 1:10am UTC](https://community.cartalk.com/t/2005-jeep-grand-cherokee-coolant-disappeared/124374/2 "2018-09-05T01:10:13Z")

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Have your cooling system and radiator cap pressure tested.

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**Author:** ![Mustangman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mustangman/32/44130_2.png) [@Mustangman](https://community.cartalk.com/u/Mustangman)\
**Post date:** [September 5, 2018, 1:22am UTC](https://community.cartalk.com/t/2005-jeep-grand-cherokee-coolant-disappeared/124374/3 "2018-09-05T01:22:45Z")

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And maybe have the engine’s compression checked to test for a blown head gasket.