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-   -   Skipping or miss firing (https://www.f150online.com/forums/chips-tuners-programming/520472-skipping-miss-firing.html)

Joeboger 03-12-2019 10:43 AM

Skipping or miss firing
 
If I try to build boost over 5 lbs sounds like my 03 lighting is skipping or miss firing, runs good under at 5 lbs n under. What could cause this, has an after market intake n cooler

glc 03-12-2019 11:31 AM

Spark plugs.


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