HELP ..Runs dies No start .. then start

Dana67Dart said

QUOTE="44070dart, post: 1972519211, member: 250"]but I think were losing track of WHY it will run with old module and not the new

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Not at all...
My thinking is maybe the voltage to the old unit is borderline ok but the newer unit needs a higher voltage to opperate.
Are you powering the control module with full 12v or ballast resistor voltage?[/QUOTE]

OK .I'll check tomorrow I'm burned out today and might put a hammer through the windshield. thanks