# 2002 Jeep Grand Cherokee Cruise Control

**URL:** <https://boards.straightdope.com/t/2002-jeep-grand-cherokee-cruise-control/746064>\
**Category:** Factual Questions\
**Created:** [February 13, 2016, 11:27pm UTC](https://boards.straightdope.com/t/2002-jeep-grand-cherokee-cruise-control/746064 "2016-02-13T23:27:01Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Mdcastle](https://avatars.discourse-cdn.com/v4/letter/m/958977/32.png) [@Mdcastle](https://boards.straightdope.com/u/Mdcastle)\
**Post date:** [February 13, 2016, 11:27pm UTC](https://boards.straightdope.com/t/2002-jeep-grand-cherokee-cruise-control/746064/1 "2016-02-13T23:27:01Z")

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Light goes on and off randomly and none of the buttons on the steering wheel have any effect.

Any ideas?

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**Author:** ![obbn](https://avatars.discourse-cdn.com/v4/letter/o/d6d6ee/32.png) [@obbn](https://boards.straightdope.com/u/obbn)\
**Post date:** [February 13, 2016, 11:46pm UTC](https://boards.straightdope.com/t/2002-jeep-grand-cherokee-cruise-control/746064/2 "2016-02-13T23:46:37Z")

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You have a vacuum leak. The cruise control relies on vacuum lines, one is leaking or loose.

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**Author:** ![Gary\_T](https://avatars.discourse-cdn.com/v4/letter/g/3ec8ea/32.png) [@Gary\_T](https://boards.straightdope.com/u/Gary_T)\
**Post date:** [February 14, 2016, 4:53am UTC](https://boards.straightdope.com/t/2002-jeep-grand-cherokee-cruise-control/746064/3 "2016-02-14T04:53:59Z")

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Many possibilities. One is faulty rotary electrical contact between steering wheel and steering column.