# Surging

**URL:** <https://forums.speedlife.net/t/surging/185686>\
**Category:** PittSpeed Automotive\
**Created:** [October 18, 2006, 4:45pm UTC](https://forums.speedlife.net/t/surging/185686 "2006-10-18T16:45:38Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![81Boo](https://avatars.discourse-cdn.com/v4/letter/8/ac8455/32.png) [@81Boo](https://forums.speedlife.net/u/81Boo)\
**Post date:** [October 18, 2006, 4:45pm UTC](https://forums.speedlife.net/t/surging/185686/1 "2006-10-18T16:45:38Z")

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when i am driving the nissan, the power seems to surge in and out. any idea what it could be? happens at all throttle positions. it also stumbles when you give it more throttle when its cold.

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**Author:** ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)\
**Post date:** [October 18, 2006, 4:57pm UTC](https://forums.speedlife.net/t/surging/185686/2 "2006-10-18T16:57:20Z")

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clean you batt terminals

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**Author:** ![81Boo](https://avatars.discourse-cdn.com/v4/letter/8/ac8455/32.png) [@81Boo](https://forums.speedlife.net/u/81Boo)\
**Post date:** [October 18, 2006, 6:18pm UTC](https://forums.speedlife.net/t/surging/185686/3 "2006-10-18T18:18:18Z")

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would a leaking exhaust manifold gasket cause this?

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**Author:** ![Nurd\_Gtp](https://avatars.discourse-cdn.com/v4/letter/n/f0a364/32.png) [@Nurd\_Gtp](https://forums.speedlife.net/u/Nurd_Gtp)\
**Post date:** [October 26, 2006, 1:21pm UTC](https://forums.speedlife.net/t/surging/185686/4 "2006-10-26T13:21:51Z")

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dont think so prolly a fuel or spark problem. wut kinda car is it?

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**Author:** ![slvr98camaro](https://avatars.discourse-cdn.com/v4/letter/s/7c8e57/32.png) [@slvr98camaro](https://forums.speedlife.net/u/slvr98camaro)\
**Post date:** [October 28, 2006, 5:33pm UTC](https://forums.speedlife.net/t/surging/185686/5 "2006-10-28T17:33:11Z")

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is your AC running at the time?

sounds like the compressor is turning off and on while your driving

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**Author:** ![81Boo](https://avatars.discourse-cdn.com/v4/letter/8/ac8455/32.png) [@81Boo](https://forums.speedlife.net/u/81Boo)\
**Post date:** [October 29, 2006, 4:25am UTC](https://forums.speedlife.net/t/surging/185686/6 "2006-10-29T04:25:05Z")

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no. anyways an update. fuel pump crapped out, so i think that was the problem.

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**Author:** ![sickstepside](https://avatars.discourse-cdn.com/v4/letter/s/7c8e57/32.png) [@sickstepside](https://forums.speedlife.net/u/sickstepside)\
**Post date:** [October 29, 2006, 3:42pm UTC](https://forums.speedlife.net/t/surging/185686/7 "2006-10-29T15:42:05Z")

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most of the time when people do the sr20 swap in the older 240’s u need to check all ur grounds make sure they are tight and clean it sounds like a wiring prob

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**Author:** ![sunhawk08](https://avatars.discourse-cdn.com/v4/letter/s/5f9b8f/32.png) [@sunhawk08](https://forums.speedlife.net/u/sunhawk08)\
**Post date:** [October 30, 2006, 11:12am UTC](https://forums.speedlife.net/t/surging/185686/8 "2006-10-30T11:12:02Z")

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faulty fuel pump relay possibly