# Transmission slipping in 2005 hyundai sonata

**URL:** <https://community.cartalk.com/t/transmission-slipping-in-2005-hyundai-sonata/50108>\
**Category:** Maintenance/Repairs\
**Tags:** hyundai, sonata, transmissions\
**Created:** [June 9, 2010, 8:36pm UTC](https://community.cartalk.com/t/transmission-slipping-in-2005-hyundai-sonata/50108 "2010-06-09T20:36:55Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![jnessen](https://avatars.discourse-cdn.com/v4/letter/j/4af34b/32.png) [@jnessen](https://community.cartalk.com/u/jnessen)\
**Post date:** [June 9, 2010, 8:36pm UTC](https://community.cartalk.com/t/transmission-slipping-in-2005-hyundai-sonata/50108/1 "2010-06-09T20:36:55Z")

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The transmission in my Sonata automatic has started slipping out of 4th gear at high speeds, and occasionally out of gear at lower speeds too. It works find if I run it using the Shiftronic phony manual mode. Does this mean the transmission is OK but there is some other problem?