# 2004 GMC Yukon - Wrong antifreeze

**URL:** <https://community.cartalk.com/t/2004-gmc-yukon-wrong-antifreeze/188014>\
**Category:** Maintenance/Repairs\
**Tags:** coolant, gmc\
**Created:** [December 19, 2022, 5:30pm UTC](https://community.cartalk.com/t/2004-gmc-yukon-wrong-antifreeze/188014 "2022-12-19T17:30:28Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Charper463](https://avatars.discourse-cdn.com/v4/letter/c/f05b48/32.png) [@Charper463](https://community.cartalk.com/u/Charper463)\
**Post date:** [December 19, 2022, 5:30pm UTC](https://community.cartalk.com/t/2004-gmc-yukon-wrong-antifreeze/188014/1 "2022-12-19T17:30:29Z")

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I had green antifreeze in my 2004 gmc yukon slt I accidentally put yellow in it what will happen

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**Author:** ![weekend-warrior](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/weekend-warrior/32/26122_2.png) [@weekend-warrior](https://community.cartalk.com/u/weekend-warrior)\
**Post date:** [December 19, 2022, 5:41pm UTC](https://community.cartalk.com/t/2004-gmc-yukon-wrong-antifreeze/188014/2 "2022-12-19T17:41:52Z")

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> **[Can You Mix Green and Yellow Antifreeze? (Don't Do It)](https://carfluidpro.com/can-you-mix-green-and-yellow-antifreeze/)**
>
> Car antifreeze or coolants come in different colors: green, yellow, orange, blue, etc. Coolants prevent car engine overheating by keeping the motor