interior upgrade

  1. aggiediesel01

    6.0 XL to XLT Upgrades

    This is a little bit pie in the sky but I'm curious so please don't poo-poo the idea yet. In 2006/07 F-series are the electronic modules in the interior that run all the niceities in the high end packages VIN Locked or otherwise have to be initialized/registered to the PCM? How about the speedo...
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