# 1998 Mercedes-Benz SLK-Class unusual tap

**URL:** <https://community.cartalk.com/t/1998-mercedes-benz-slk-class-unusual-tap/164690>\
**Category:** Maintenance/Repairs\
**Tags:** slk-class, mercedes-benz\
**Created:** [May 22, 2020, 4:50pm UTC](https://community.cartalk.com/t/1998-mercedes-benz-slk-class-unusual-tap/164690 "2020-05-22T16:50:29Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![AnthonyMigliaccio](https://avatars.discourse-cdn.com/v4/letter/a/c57346/32.png) [@AnthonyMigliaccio](https://community.cartalk.com/u/AnthonyMigliaccio)\
**Post date:** [May 22, 2020, 4:50pm UTC](https://community.cartalk.com/t/1998-mercedes-benz-slk-class-unusual-tap/164690/1 "2020-05-22T16:50:29Z")

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unusual tapping noise in engine

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**Author:** ![cdaquila](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/cdaquila/32/18089_2.png) [@cdaquila](https://community.cartalk.com/u/cdaquila)\
**Post date:** [May 22, 2020, 5:08pm UTC](https://community.cartalk.com/t/1998-mercedes-benz-slk-class-unusual-tap/164690/2 "2020-05-22T17:08:25Z")

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Hi @AnthonyMigliaccio can you tell us a little more, about your car and the noise? When does it happen?

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**Author:** ![ledhed75](https://avatars.discourse-cdn.com/v4/letter/l/f6c823/32.png) [@ledhed75](https://community.cartalk.com/u/ledhed75)\
**Post date:** [May 22, 2020, 5:48pm UTC](https://community.cartalk.com/t/1998-mercedes-benz-slk-class-unusual-tap/164690/3 "2020-05-22T17:48:44Z")

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Tapping? Could the fredastaire sensor…They dance around from time to time. 🙂

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**Author:** ![jtsanders](https://avatars.discourse-cdn.com/v4/letter/j/c2a13f/32.png) [@jtsanders](https://community.cartalk.com/u/jtsanders)\
**Post date:** [May 22, 2020, 8:58pm UTC](https://community.cartalk.com/t/1998-mercedes-benz-slk-class-unusual-tap/164690/4 "2020-05-22T20:58:04Z")

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It might help to post a recording of the noise. Does the noise occur all the time? Is it louder sometimes? If so, when?