# 1988 Nissan 300ZX vents work at different temps

**URL:** <https://community.cartalk.com/t/1988-nissan-300zx-vents-work-at-different-temps/124210>\
**Category:** Maintenance/Repairs\
**Tags:** nissan, 300zx\
**Created:** [September 2, 2018, 7:40pm UTC](https://community.cartalk.com/t/1988-nissan-300zx-vents-work-at-different-temps/124210 "2018-09-02T19:40:50Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![StephenSawko](https://avatars.discourse-cdn.com/v4/letter/s/779978/32.png) [@StephenSawko](https://community.cartalk.com/u/StephenSawko)\
**Post date:** [September 2, 2018, 7:40pm UTC](https://community.cartalk.com/t/1988-nissan-300zx-vents-work-at-different-temps/124210/1 "2018-09-02T19:40:50Z")

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When ambient temp is in 60’s works fine, in 70,s air comes out defroster vent, in 80,s heat blends with air out of defroster. Any ideas