# 2018 Dodge Ram 3500 engine fan changes speed

**URL:** <https://community.cartalk.com/t/2018-dodge-ram-3500-engine-fan-changes-speed/153658>\
**Category:** Maintenance/Repairs\
**Tags:** dodge, ram3500\
**Created:** [November 28, 2019, 12:05am UTC](https://community.cartalk.com/t/2018-dodge-ram-3500-engine-fan-changes-speed/153658 "2019-11-28T00:05:58Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![DarrelWeerstra](https://avatars.discourse-cdn.com/v4/letter/d/a9a28c/32.png) [@DarrelWeerstra](https://community.cartalk.com/u/DarrelWeerstra)\
**Post date:** [November 28, 2019, 12:05am UTC](https://community.cartalk.com/t/2018-dodge-ram-3500-engine-fan-changes-speed/153658/1 "2019-11-28T00:05:58Z")

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Engine fan keeps speeding up and slowing down is this common?

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**Author:** ![Mustangman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mustangman/32/44130_2.png) [@Mustangman](https://community.cartalk.com/u/Mustangman)\
**Post date:** [November 28, 2019, 4:01pm UTC](https://community.cartalk.com/t/2018-dodge-ram-3500-engine-fan-changes-speed/153658/2 "2019-11-28T16:01:47Z")

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Seeing as how the fan is connected to the engine, YES it will speed up and slow down. It is also attached with an electronic fan clutch that engages and relaxes the connection.