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missfiring after putting in a yank sst 4000?

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Old 05-19-2012, 03:34 PM
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Default missfiring after putting in a yank sst 4000?
well put my built tranny an stall in last night an now my truck is missfiring randomly, i cant think of y its doing this, any info is appreciated
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Old 05-19-2012, 04:54 PM
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also its not throwing any codes
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Old 05-19-2012, 05:19 PM
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Is the misfire count changed for that loose of a converter?
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Old 05-19-2012, 06:40 PM
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thats the only thing that i can think of
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Old 05-19-2012, 06:41 PM
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You will need to change your tune with the new converter
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Old 05-19-2012, 06:53 PM
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Originally Posted by GREENSIERRA
You will need to change your tune with the new converter
ya im waiting for my tuner to get time
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Old 05-19-2012, 10:34 PM
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turned out to be a o2 sensor that was only working part time an adding way to much fuel, glad it was something simple
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Old 05-19-2012, 10:50 PM
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I like simple fixes! Glad you got it worked out
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Old 05-20-2012, 06:00 AM
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glad it was an easy fix too!
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Old 05-20-2012, 06:00 PM
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Originally Posted by ak2007r6
I like simple fixes! Glad you got it worked out
x2
thought I had a fueling issue last week cause truck kept going lean, narrowed it down to cylinder number 5 and found it was just a plug wire
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