# 2004 Chevy Suburban Air Conditioning

**URL:** <https://community.cartalk.com/t/2004-chevy-suburban-air-conditioning/32576>\
**Category:** Maintenance/Repairs\
**Created:** [June 29, 2009, 1:26am UTC](https://community.cartalk.com/t/2004-chevy-suburban-air-conditioning/32576 "2009-06-29T01:26:17Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![bizzemom](https://avatars.discourse-cdn.com/v4/letter/b/6de8d8/32.png) [@bizzemom](https://community.cartalk.com/u/bizzemom)\
**Post date:** [June 29, 2009, 1:26am UTC](https://community.cartalk.com/t/2004-chevy-suburban-air-conditioning/32576/1 "2009-06-29T01:26:17Z")

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My air has dual controls and lately the driver’s side will go blazing hot and the passenger side stays freezing cold. If I turn the car off and back on, it somehow “resets” and all is well. What is going on?

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**Author:** ![oldschool](https://avatars.discourse-cdn.com/v4/letter/o/e19adc/32.png) [@oldschool](https://community.cartalk.com/u/oldschool)\
**Post date:** [June 29, 2009, 3:59am UTC](https://community.cartalk.com/t/2004-chevy-suburban-air-conditioning/32576/2 "2009-06-29T03:59:21Z")

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Did a TSB search and your problem is not mentioned. These systems have a diagnostic capability and will set DTC’s you need a TECH2 scan or equivalant.