The reason: The placement of the thick film ignition (TFI) module placed too close to the engine block, causing the heat-sensitive module to suddenly fail when it gets above 257 degrees.

Not aware of any crashes or injuries associated with this condition, Ford tells that dealers will re-flash the vehicles’ body control module software as soon as owners bring in their cars.

Car Craft tales you through the steps of how to convert a Ford or Chrysler ingition to a GM HEI for a high-performance, more-efficient ignition.