# Overheating

**URL:** <https://community.cartalk.com/t/overheating/52880>\
**Category:** Maintenance/Repairs\
**Tags:** bmw, 318\
**Created:** [August 2, 2010, 9:23pm UTC](https://community.cartalk.com/t/overheating/52880 "2010-08-02T21:23:48Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![redhead3391](https://avatars.discourse-cdn.com/v4/letter/r/22d042/32.png) [@redhead3391](https://community.cartalk.com/u/redhead3391)\
**Post date:** [August 2, 2010, 9:23pm UTC](https://community.cartalk.com/t/overheating/52880/1 "2010-08-02T21:23:48Z")

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I have a 1996 BMW 318i and it is overheating only at low speeds… What could be the cause?

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**Author:** ![bedrock](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/bedrock/32/868_2.png) [@bedrock](https://community.cartalk.com/u/bedrock)\
**Post date:** [August 2, 2010, 9:42pm UTC](https://community.cartalk.com/t/overheating/52880/2 "2010-08-02T21:42:15Z")

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i would check the fan,make sure it coming on.coolent system may have air in it.

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**Author:** ![redhead3391](https://avatars.discourse-cdn.com/v4/letter/r/22d042/32.png) [@redhead3391](https://community.cartalk.com/u/redhead3391)\
**Post date:** [August 2, 2010, 11:58pm UTC](https://community.cartalk.com/t/overheating/52880/3 "2010-08-02T23:58:55Z")

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how do you bleed air out of the coolent system? someone else suggested that and I didn’t know what they really meant by that.