# 2012 Toyota Highlander - When to change transmission fluid

**URL:** <https://community.cartalk.com/t/2012-toyota-highlander-when-to-change-transmission-fluid/146604>\
**Category:** Maintenance/Repairs\
**Tags:** toyota\
**Created:** [August 13, 2019, 3:21am UTC](https://community.cartalk.com/t/2012-toyota-highlander-when-to-change-transmission-fluid/146604 "2019-08-13T03:21:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Sean50](https://avatars.discourse-cdn.com/v4/letter/s/8edcca/32.png) [@Sean50](https://community.cartalk.com/u/Sean50)\
**Post date:** [August 13, 2019, 3:21am UTC](https://community.cartalk.com/t/2012-toyota-highlander-when-to-change-transmission-fluid/146604/1 "2019-08-13T03:21:52Z")

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what’s the mileage interval to change transmission fluid

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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:** [August 13, 2019, 4:20am UTC](https://community.cartalk.com/t/2012-toyota-highlander-when-to-change-transmission-fluid/146604/2 "2019-08-13T04:20:46Z")

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According to Toyota, never. Most posters here recommend 30,000 miles. Some say 50,000.