# Whirring noise when engine starts up

**URL:** <https://community.cartalk.com/t/whirring-noise-when-engine-starts-up/79635>\
**Category:** Maintenance/Repairs\
**Tags:** x5, bmw\
**Created:** [May 30, 2013, 7:50pm UTC](https://community.cartalk.com/t/whirring-noise-when-engine-starts-up/79635 "2013-05-30T19:50:27Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![blkmidas](https://avatars.discourse-cdn.com/v4/letter/b/b487fb/32.png) [@blkmidas](https://community.cartalk.com/u/blkmidas)\
**Post date:** [May 30, 2013, 7:50pm UTC](https://community.cartalk.com/t/whirring-noise-when-engine-starts-up/79635/1 "2013-05-30T19:50:27Z")

</div>

ANYONE WITH AN IDEA OF WHAT COULD BE WRONG?

---

<div class="post-metadata">

**Author:** ![hippster](https://avatars.discourse-cdn.com/v4/letter/h/439d5e/32.png) [@hippster](https://community.cartalk.com/u/hippster)\
**Post date:** [May 31, 2013, 5:10pm UTC](https://community.cartalk.com/t/whirring-noise-when-engine-starts-up/79635/2 "2013-05-31T17:10:36Z")

</div>

I’ve been wondering the same thing.

---

<div class="post-metadata">

**Author:** ![ledhed75](https://avatars.discourse-cdn.com/v4/letter/l/f6c823/32.png) [@ledhed75](https://community.cartalk.com/u/ledhed75)\
**Post date:** [May 31, 2013, 7:16pm UTC](https://community.cartalk.com/t/whirring-noise-when-engine-starts-up/79635/3 "2013-05-31T19:16:52Z")

</div>

Are you putting the key in the ignition and turning? That might be the problem…

---

<div class="post-metadata">

**Author:** ![missileman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/missileman/32/1366_2.png) [@missileman](https://community.cartalk.com/u/missileman)\
**Post date:** [May 31, 2013, 10:23pm UTC](https://community.cartalk.com/t/whirring-noise-when-engine-starts-up/79635/4 "2013-05-31T22:23:07Z")

</div>

Does your BMW have a clutch fan? If so…it may be stuck on and that will cause a loud whirring noise.