# 2007 BMW 550 - White smoke

**URL:** <https://community.cartalk.com/t/2007-bmw-550-white-smoke/149731>\
**Category:** Maintenance/Repairs\
**Tags:** bmw\
**Created:** [September 29, 2019, 6:57am UTC](https://community.cartalk.com/t/2007-bmw-550-white-smoke/149731 "2019-09-29T06:57:26Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![NathanJ](https://avatars.discourse-cdn.com/v4/letter/n/34f0e0/32.png) [@NathanJ](https://community.cartalk.com/u/NathanJ)\
**Post date:** [September 29, 2019, 6:57am UTC](https://community.cartalk.com/t/2007-bmw-550-white-smoke/149731/1 "2019-09-29T06:57:27Z")

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I’m blowing white smoke out whenever I’m stopped at signal for any period of time. . Please advise of possible problem.

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**Author:** ![tcmichnorth](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tcmichnorth/32/25126_2.png) [@tcmichnorth](https://community.cartalk.com/u/tcmichnorth)\
**Post date:** [September 29, 2019, 10:44am UTC](https://community.cartalk.com/t/2007-bmw-550-white-smoke/149731/2 "2019-09-29T10:44:28Z")

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If you occasionally need to add engine coolant, you may have a bad head gasket.