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Old 06-26-2011, 10:09 PM
FishFind FishFind is offline
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Re: 03 impala misfiring problem

does it run better at higher rpm. if so check that vac leak. It will make it run hotter also because it it giving it more gas to cope for the extra air. A flashing check engine light says major miss fire. It is odd that it is just cyl1 miss fire.

Last edited by FishFind; 06-26-2011 at 11:58 PM.
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