Car struttering in half throttle

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Apr 27, 2018 | 09:03 AM

manley

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Car struttering in half throttle

Hi I have a 97 dc2 sir b18/b20 it stutters half open throttle at times I checked tps injectors also got a new wa50mph fuel pump but the saga still continues. Pleaseeee advise thanks

Last edited by manley; Apr 27, 2018 at 09:05 AM. Reason: Typo

May 2, 2018 | 12:09 PM

rick_rabies

I'm not Rick!

Joined: Feb 2009

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From: under a prayer shawl

Re: Car struttering in half throttle

you calibrate TPS?
sounds like it could use a tune
stock ecu?
check timing and dizzy timing

May 3, 2018 | 02:07 PM

Creator

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From: NOVA, usa

Re: Car struttering in half throttle

I would bet that it is the ICM within the distributor (integrated control module). Usually happen at a certain rpm...3-4k?

May 5, 2018 | 06:13 AM

GreatWave

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From: Baltimore, Ohio

Re: Car struttering in half throttle

I've also seen failing O2 sensors do this, all without throwing a code.

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