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    P0171 & P0174 Fuel Trim System Lean Bank 1 & 2

    I am needing a little help with this please...2012 Ram 1500 Laramie Longhorn. I just picked my truck up from the dealer today (5th time for the same issue) They, apparently, can't find the problem. They have replaced several parts; purge solenoid, Evap system detector, fuel vapor sensor and...
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