2000 navigator PCM can I reflash it or should I replace it. Can I do it or take it to the dealer

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Asked by Roy1980 Jul 17, 2011 at 10:18 AM about the 2000 Lincoln Navigator Base 4WD

Question type: Maintenance & Repair

Had problem code po304 changed coil and plugs checked everything else is ok but still getting same code. Checked forums online suggested replacing or reflashing PCM

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Jeff answered about a year ago

For what it costs to do it yourself, it is cheaper to take it to the dealer.

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