# 2008 Jeep Compass bucks and hesitates

**URL:** <https://community.cartalk.com/t/2008-jeep-compass-bucks-and-hesitates/123172>\
**Category:** Maintenance/Repairs\
**Tags:** compass, jeep\
**Created:** [August 18, 2018, 3:31pm UTC](https://community.cartalk.com/t/2008-jeep-compass-bucks-and-hesitates/123172 "2018-08-18T15:31:24Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![BrianaBodick](https://avatars.discourse-cdn.com/v4/letter/b/ee7513/32.png) [@BrianaBodick](https://community.cartalk.com/u/BrianaBodick)\
**Post date:** [August 18, 2018, 3:31pm UTC](https://community.cartalk.com/t/2008-jeep-compass-bucks-and-hesitates/123172/1 "2018-08-18T15:31:24Z")

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when I step on the gas the car bucks and hesitates before going

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**Author:** ![Eternity](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/eternity/32/13154_2.png) [@Eternity](https://community.cartalk.com/u/Eternity)\
**Post date:** [August 31, 2018, 1:41am UTC](https://community.cartalk.com/t/2008-jeep-compass-bucks-and-hesitates/123172/2 "2018-08-31T01:41:26Z")

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When’s the last time you got a tune-up?

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**Author:** ![George\_San\_Jose1](https://avatars.discourse-cdn.com/v4/letter/g/e5b9ba/32.png) [@George\_San\_Jose1](https://community.cartalk.com/u/George_San_Jose1)\
**Post date:** [August 31, 2018, 2:08am UTC](https://community.cartalk.com/t/2008-jeep-compass-bucks-and-hesitates/123172/3 "2018-08-31T02:08:55Z")

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It sounds like it is running too lean. Besides the basic tune-up idea above, check for vacuum leaks, throttle position sensor function, and fuel pressure.

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**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [August 31, 2018, 3:02am UTC](https://community.cartalk.com/t/2008-jeep-compass-bucks-and-hesitates/123172/4 "2018-08-31T03:02:22Z")

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Have someone check the drive-by-wire throttle system for the engine.

Such as the accelerator pedal position sensor.

 ![](https://global.discourse-cdn.com/cartalk/original/2X/9/98f09bdeb4c6ba8c180c58f7dc8098d69fc543d6.jpeg)

To the electronic throttle body.

 ![](https://global.discourse-cdn.com/cartalk/original/2X/6/60760eda9dfa7f41a82b709dfb039d357fac89f7.jpeg)

Tester