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2008 4.8i Fluctuating RPM / Power loss 2008 4.8i Fluctuating RPM / Power loss
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Old 07-11-2014, 10:07 PM
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2008 4.8i Fluctuating RPM / Power loss
92k on the clock. P0121, P0120, P0221 codes pop up.



checked the throttle body and cleaned it out, looked pretty clean before but I did it anyway. a buddy of mine thinks it's the harness or a sensor. i've linked a video below, anyway I can fix this myself?

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