Truck running horrible after start, sometimes wont start

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#11

04-18-2012, 01:14 AM

mgaither0

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i'm going to replace the IAC as i read it can improve gas mileage a few mpgs so i figure its worth it.

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#12

04-18-2012, 01:04 PM

jondakotaguy

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Coil output.. yes.. Not enough power= not enough spark.

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