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  1. N

    Lean code, Random Multiple Misfires

    Air filter clean. Fuel pressure good....It still stalls after getting up to running temp. I have already replaced plugs and wires, fuel filter, intake o-rings, pcv valve. The idle is erratic after warming up and it starts "oil"-smoking after getting warm (but only on the drivers side)
  2. N

    Lean code, Random Multiple Misfires

    Hi all...Im helping repair my sister-n-law's 2006 Explorer XLT 4.0 sohc v6. Its got "running lean" code and "random multiple misfire" code. Ive replaced the ignition "coil/box", intake o-rings, fuel filter, plugs and wires. It starts up just fine (when cold), then upon warming up, starts...
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